Plants have cells, tissues, organs, and systems that allow them to function as complete organisms. Which parts of a plant function as an organ?
a)spores
broot hairs
c)chlorophyll molecules
d)leaves
Answers
Answer:
c
Explanation
just took the test
The part of the plant that functions as an organ is the leaves. The correct option is d.
What are tissues?In biology, a tissue is described as a collection of cells that have a same structure as well as serve a single purpose.
An organ in a plant is a collection of tissues that cooperate to carry out a certain function. The leaves are the component of the plant that serves as an certain organ.
Photosynthesis, which is the procedure of transforming sunlight into energy that a plant may use to grow as well as survive, is carried out by leaves.
They are made up of special cells referred to as chloroplasts, which contain molecules of chlorophyll that absorb sunlight and transform it into chemical energy.
Thus, the correct option is d.
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Related Questions
I need this quick u will be marked brainliest
7.10(A) Increased human populations can lead to the depletion of locally available
resources within communities. Compared to other communities, which of these locally
available resources is most likely to be depleted in desert communities?
A. Mineral
B. Oxygen
C. Gasoline
D. Water
Answers
Answer:water
Explanation:
In comparison with other communities, the locally available resource which is most likely to be depleted in desert communities is: D. water.
What is a desert?A desert can be defined as an extremely dry area of land that is characterized by sparse vegetation, especially due to very low rainfall and precipitation.
Generally, the amount of water available for plants and other living organisms in all deserts is usually very little (low).
In conclusion, we can infer and logically deduce that water is the locally available resource which is most likely to be depleted in desert communities.
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1. Which of these physical trait(s) did
scientists claim were connected to
certain behavioral trait(s)?
Answers
Answer:
It turns out that the body color and wing length genes are linked, which means they are located very close to each other on the same chromosome. In addition, if two genes are linked in this way, then gametes are more likely to contain specific allele combinations.
Explanation:
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which of the following is a difference between class i and class ii major histocompatibility complex (mhc) proteins? class i mhc proteins can be found on most cell types, whereas both class i and ii mhc proteins are found on the antigen-presenting cells of the immune system class i mhc proteins are added to antigens in the cytoplasm, whereas class ii proteins are added to antigens in the golgi apparatus. class i mhc proteins signal the immune system to activate the cell displaying the message, whereas class ii proteins signal the immune system to destroy a particular cell. class i and class ii mhc proteins have the same basic role, but individuals with particularly strong immune systems will have both types, whereas most individuals have just one or the other.
Answers
The difference between class I and class II major histocompatibility complex (MHC) proteins is that class I MHC proteins are added to antigens in the cytoplasm, while class II proteins are added to antigens in the Golgi apparatus.
Class I MHC proteins can be found on most cell types, whereas Class II MHC proteins are found on the antigen-presenting cells of the immune system.
The other statements you mentioned are incorrect:
Class I MHC proteins are added to antigens in the endoplasmic reticulum, not the cytoplasm.
Class I MHC proteins signal the immune system to destroy a particular cell, not activate it.
Both Class I and Class II MHC proteins have distinct roles in the immune system, and the presence of both types is not dependent on the strength of an individual's immune system. Most individuals have both Class I and Class II MHC proteins.
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Full Question: Which of the following is a difference between class I and class II major histocompatibility complex (MHC) proteins?
Class I and class II MHC proteins have the same basic role, but individuals with particularly strong immune systems will have both types, whereas most individuals have just one or the other. Class I MHC proteins are added to antigens in the cytoplasm, whereas class II proteins are added to antigens in the Golgi apparatus. Class I MHC proteins signal the immune system to activate the cell displaying the message, whereas class II proteins signal the immune system to destroy a particular cell. Class I MHC proteins can be found on most cell types, whereas both class I and II MHC proteins are found on the antigen-presenting cells of the immune systemWhat did Edwin Hubble discover?Group of answer choicesWe are the center of the UniverseWe live in an expanding universeThe Solar System is the center of the UniverseWe live in an sphere.
Answers
Edwin Hubble discovered that we live in an expanding universe.
Through his observations and measurements of distant galaxies, Hubble observed that galaxies are moving away from each other in all directions. This led to the conclusion that the universe is expanding, meaning that the space between galaxies is continuously getting larger. This discovery, known as Hubble's Law, provided strong evidence for the Big Bang theory and revolutionized our understanding of the universe. It also overturned the previously held belief that the Milky Way galaxy (or the Solar System) was the center of the universe, highlighting the vastness and dynamic nature of the cosmos.
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A disease in which the immune system attacks "self' tissue is known as a(n)
immunodeficiency.
primary immunodeficiency.
autoimmune disease.
secondary immunodeficiency
Answers
Answer:
Autoimmune disease
Explanation:
this occurs when the body's immune system attacks and destroys healthy body tissue by mistake. there are more than 80 types of Autoimmune disorders.
some examples include:lupus( an inflammatory disease caused when the immune system attacks its organs like your kidneys and heart)
another example is celiac disease ( when you have an immune reaction to gluten a protein found in wheat, barley, and rye. you can have bloating and low blood count).
I hope this helps if so please mark as Brainlist :) have a great day!!!
7. Once you have taken a bite of an apple, which of the following represents the correct pathway of its nutrients?
A. circulatory system → cell → digestive system
B. digestive system → circulatory system → cell
C. cell → digestive system → circulatory system
D. circulatory system → digestive system → cell
Answers
Once you have taken a bite of an apple, digestive system → circulatory system → cell represents the correct pathway of its nutrients. The correct option is B.
What is nutrient?Nutrients are substances found in food that drive biological activity and are therefore necessary for the human body.
To begin the digestion process, the nutrients in the apple are first broken down by the teeth in the mouth and mixed with saliva.
After swallowing, the food bolus travels down the oesophagus to the stomach, where it is further broken down by stomach acid and digestive enzymes.
The nutrients are then absorbed into the bloodstream via the small intestine walls and carried to the liver via the circulatory system.
The nutrients are distributed to the cells throughout the body by the liver to be used for energy and other functions.
Thus, the correct option is B.
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What is made in translation
Answers
Answer:
Translation. The molecule that results from translation is protein or more precisely, translation produces short sequences of amino acids called peptides that get stitched together and become proteins. During translation, little protein factories called ribosomes read the messenger RNA sequences. Every three RNA bases code for an amino acid.
Respond with at least 120 words.
Find a scientific or news article that provides examples of
selective breeding and let us know why you chose it.
Answers
I have chosen an article titled "Selective Breeding in Livestock: Advantages, Limitations, and Applications" published in the journal Frontiers in Genetics.
The article "Selective Breeding in Livestock: Advantages, Limitations, and Applications" offers a valuable exploration of selective breeding practices in livestock. It discusses the advantages of selective breeding, such as the improvement of desirable traits, increased productivity, and disease resistance. The article also addresses the limitations and challenges associated with selective breeding, including reduced genetic diversity and potential negative effects on animal welfare in GMO technologies. Moreover, the article presents various real-world examples of selective breeding in livestock, ranging from dairy cattle and poultry to pigs and sheep. These examples highlight the practical applications of selective breeding techniques in achieving specific breeding goals and meeting the demands of the livestock industry.
I chose this article because it provides a comprehensive and scientifically grounded examination of selective breeding in the context of livestock. It offers a balanced view by discussing both the benefits and limitations of this practice. Additionally, the inclusion of real-world examples adds practical relevance to the topic. Overall, this article serves as a reliable and informative resource for understanding the concepts and applications of selective breeding in livestock.
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animals like fish and reptiles rely on ____ environment to regulate their tempature and are known as __
Answers
Answer:
external, cold blooded
Explanation:
They are known as decomposers
Hope this help!! Happy March
Explain how the process of natural selection can be the driving force behind the evolution of a tiger and human.
Answers
Answer: the pple
Explanation:fjjfjjfjf
DNA ligase is responsible for forming what kind of chemical bond?
A. Phosphodiester
B. Hydrogen
C. Peptide
D. None of the above
The coding strand of DNA contains the following sequence 5’-CAGTCCAGG-3’. What is the sequence of the corresponding mRNA that would be produced?
A. 5’-CCTGGACTG-3’
B. 5’-GGACCUGAC-3’
C. 5’-CAGUCCAGG-3’
D. 5’-GUCAGGUCC-3’
Answers
DNA ligase is responsible for forming Phosphodiester kind of chemical bond. DNA ligase is an enzyme involved in the process of DNA replication and repair.
Option (A) is correct.
During DNA replication, the DNA polymerase synthesizes new DNA strands by adding nucleotides in a 5' to 3' direction. However, there are gaps left between the newly synthesized DNA fragments called Okazaki fragments on the lagging strand. DNA ligase plays a crucial role in sealing these gaps by catalyzing the formation of phosphodiester bonds between the adjacent nucleotides, thus joining the fragments together.
Phosphodiester bonds are formed between the phosphate group of one nucleotide and the hydroxyl (OH) group on the 3' carbon of the adjacent nucleotide. This bond forms a strong covalent linkage, connecting the nucleotides in the DNA strand.
Therefore, DNA ligase is responsible for forming phosphodiester bonds between nucleotides, allowing for the completion of DNA replication and the repair of DNA breaks or gaps.
So, the correct option is (A).
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Complete question is:
DNA ligase is responsible for forming what kind of chemical bond?
A. Phosphodiester
B. Hydrogen
C. Peptide
D. None of the above
what is the term for gene regulation that occurs by removing introns and splicing together exons that will be sent to a ribosome?
Answers
Alternative splicing is the word for gene regulation that involves cutting out introns and joining exons that will be delivered to a ribosome.
Alternative splicing is a post-transcriptional process that enables various exon combos from a single gene to be spliced together, producing numerous mRNA transcripts and protein isoforms as a consequence.
This mechanism, which enables a single gene to produce numerous protein variants with different structures and functions, is essential for creating functional variety in the proteome. The disruption of alternative splicing has been linked to a variety of illnesses, including cancer, neurodegenerative disorders, and genetic abnormalities.
Alternative splicing can be controlled by a variety of factors, including splicing factors, RNA-binding proteins, and epigenetic changes.
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The diagram shows a pyramid of numbers for a certain ecosystem. Your friend claims that an energy pyramid for the same ecosystem may not have the same shape as the pyramid of numbers. Which statement accurately uses the diagram to support your friend's claim?
A. The trophic level of top consumers would be the largest in an energy pyramid, but that trophic level is the smallest in this diagram.
B. The fourth trophic level would be the largest in an energy pyramid, but that level is the smallest in this diagram.
C. The trophic level of producers would be the first level in an energy pyramid, but the producer level is the second level in this diagram.
D. The trophic level of producers would be the largest in an energy pyramid, but the producer level is the second smallest in this diagram.
Which one is A. B. C. or D.
Answers
A. In a energy pyramid, this trophic level for top consumers should be at the top, but in this diagram, it is at the bottom.
Inside an energy pyramid, the level of the of spectacular special ought to be the highest, but in this diagram, it is the lowest.
A diagram showing the energy present within the trophic layers of an ecosystem is called an energy pyramid, sometimes referred to as a trophic and ecological pyramid. The producers are located in the base of the pyramid, which is also its greatest level. The interaction between various biotic factors is depicted graphically by a pyramid. Every trophic level's energy flow is depicted by an energy pyramid. Energy is lost at every trophic level whenever organisms use it up, which is why a pyramid-shaped structure is utilised.
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3 QUESTIONS:
Which one will swing faster?
A- they will go the same speed
B- 1 is faster
C- 2 is faster
^picture^
How does increasing the mass effect the motion of the pendulum?
A- the heavier mass swings faster and further
B- the lighter mass swings faster and further
C- changing the mass does not effect the motion of the pendulum
What could you change to get the pendulum to slow down and eventually come to a stop?
A- gravity
B- friction
Answers
Answer:
C- energy transfer to the surroundings
Explanation:
I'm sorry, I only have information for the first question and didn't have the additional questions or images to answer. Can you please provide more context or clarification for the other questions?
You are studying a population of Dlugosch’s Small Octopus that has been suffering from a skin disease. In your work, you find that some individuals have more resistance (immunity) to the disease than others. You remember learning about life history trade-offs in your Ecology class, and you hypothesize that immunity trades off with investments in other major life history traits in the octopuses. You decide to design a study to test whether higher immunity leads to a lower number of eggs produced by females.
9. State a prediction for what the results of your study would look like if they support the hypothesis given in the Mission.
Make a figure of results that would be consistent with that prediction:
Label y axis with the variable that should be on the
Label x axis with the variable that should be on the
Draw results bars or lines consistent with your prediction
If the infection reduces the population size of the octopus, would you predict an r or a K strategy would be more likely to evolve (based on what we discussed in class)? Explain why that life history strategy would be favored in a small population, and give at least two traits associated with the strategy that you predict.
Answers
If higher immunity leads to a lower number of eggs produced by females in Dlugosch's Small Octopus, then there will be a negative correlation between immunity level and egg production.
A K approach would be more likely to develop if the illness causes the octopus population to decline. Resources are few in a tiny community, therefore long-term stability and survival are prioritized over rapid population expansion. The K approach emphasizes having fewer kids while allocating more resources to ensuring their survival and welfare. In a small population, the following two characteristics connected to a K strategy might be more prevalent:
Increased parental care: Parents invest more time and resources in raising a smaller number of offspring to increase their chances of survival and reproductive success.
Delayed maturation: Individuals take longer to reach reproductive maturity, allowing them to invest more time in growth, development, and building up resources before reproduction.
These traits help ensure the survival and success of the limited number of offspring in a small population, aligning with the K-selected life history strategy.
In this figure, the y-axis represents the number of eggs produced by females, and the x-axis represents the immunity level of the octopuses. The bars or lines would show a decreasing trend as the immunity level increases, indicating a negative relationship between immunity and egg production.
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the interplay of ikk, nf-κb and ripk1 signaling in the regulation of cell death, tissue homeostasis and inflammation
Answers
The interplay of IKK, NF-κB, and RIPK1 signaling plays a crucial role in the regulation of cell death, tissue homeostasis, and inflammation. IKK (IκB kinase) is a key regulator of NF-κB (nuclear factor kappa B) activation, which is a transcription factor involved in immune and inflammatory responses.
The interplay between these signaling molecules is complex and context-dependent. While NF-κB activation by IKK generally promotes cell survival and tissue homeostasis, excessive activation can contribute to chronic inflammation and tissue damage. On the other hand, RIPK1 can exert both pro-inflammatory and anti-inflammatory effects, depending on the cellular environment.
In summary, the interplay of IKK, NF-κB, and RIPK1 signaling is essential for maintaining cell survival, tissue homeostasis, and regulating inflammation. Understanding these interactions may provide insights into the development of therapeutic strategies for diseases associated with dysregulated cell death and inflammation.
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why africa is very poor continent though it is very rich in natural resource?
Answers
Answer: Africa is poor because of lack of commitment to good governance
Explanation:
Which of the following is one of the three key ways in which primate societies are diverse?
Choose matching definition
Males compete with each other for mates, affecting their sexual dimorphism.
Ranks usually pass from mother to daughter.
Chimpanzees use tools mostly for acquiring food.
Primates vary in the social relationships they form for the long term.
Answers
One of the three key ways in which primate societies are diverse is in the social relationships they form for the long term. Unlike many other animals, primates have complex social structures and engage in a wide variety of social behaviors. The correct answer is 4.
They form close bonds with other individuals, maintain long-term relationships, and have intricate communication systems.
Some primates, like chimpanzees, engage in male-male competition for access to females, which can lead to sexual dimorphism. Ranks may pass from mother to daughter in some primate societies, but this is not a universal pattern, nor is it one of the three key ways in which primate societies are diverse. Hence option 4 is correct.
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--The complete Question is, Which of the following is one of the three key ways in which primate societies are diverse?
Choose matching definition
Males compete with each other for mates, affecting their sexual dimorphism.Ranks usually pass from mother to daughter.Chimpanzees use tools mostly for acquiring food.Primates vary in the social relationships they form for the long term. --The state of maintaining a stable internal environment regardless of changing external conditions is called
.
Answers
Answer:
homeostasis
Explanation:
Answer:
homeostasis
Explanation:
ik
tissues working together to perform specialized functions are called
Answers
Answer:
organ
Explanation:
tissues work together to form an organ
how does norepinephrine inhibit smooth muscle action in airways, but is able to stimulate contractions in most other smooth muscles of the body?
Answers
Epinephrine and norepinephrine increase the charge of contraction of the smooth muscle of Ciona intestinalis.
Norepinephrine, also referred to as noradrenaline, the substance is released predominantly from the ends of sympathetic nerve fibers and acts to boom the pressure of skeletal muscle contraction and the fee and pressure of contraction of the heart.
Norepinephrine, produced through the adrenal medulla, is a stress hormone that increases blood stress, heart rate, and glucose from energy stores; within the kidneys, it will purpose constriction of the clean muscular tissues, resulting in reduced or inhibited go with flow to the nephrons.
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protiens are made by
Answers
Answer:
Proteins are the key working molecules and building blocks in all cells. They are produced in a similar two-step process in all organisms called protein synthesis – DNA is first transcribed into RNA, then RNA is translated into protein.
Explanation:
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What is the sun made up of?
Answers
Answer:
Mostly hydrogen, some helium too and small amount of oxygen, carbon, neon, nitrogen, magnesium, iron and silicon
the three nucleotide sequence on mrna is called an anticodon(True/False)
Answers
The statement "the three nucleotide sequence on mRNA is called an anticodon" is false.
The three-nucleotide sequence on mRNA is called a codon, not an anticodon. The codon is responsible for encoding specific amino acids during protein synthesis. Each codon corresponds to a particular amino acid or a stop signal.
On the other hand, the term "anticodon" refers to the three-nucleotide sequence found on transfer RNA (tRNA). The anticodon is complementary to the codon on the mRNA during translation. This complementary binding ensures the accurate pairing of the correct amino acid with the mRNA codon.
The interaction between the codon on the mRNA and the anticodon on the tRNA is vital for the synthesis of proteins according to the genetic code.
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4 Why will alcohol keep on boiling even after the flame was turned down?
Answers
The alcohol keep on boiling even after the flame was turned down, Alcohol has a lower boiling point than water.
What do you understand by the term boiling point?The boiling point is the temperature at which the substance passes from a liquid to a gaseous state.
Thus, Alcohol has a lower boiling point than water.
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Answer the questions provided.
The cell membrane is
Answers
Answer:
1. selectively permeable
2. proteins, carbs, & lipids
3. to control what enters and leaves the cell
Explanation: you're welcome ;)
The following diagram shows an incomplete equation for cellular
respiration
Glucose + Oxygen - Carbon Dioxide + Water + ?
What information will complete this equation?
A Food
B Wastes
C Energy
D Chlorophyll
Answers
to regenerate ATP is the chemical energy stored in food like glucose
As you can see from the image above, water has a higher specific heat.
How is this property beneficial to supporting life on Earth?
Answers
The presence of water in large amounts and distance from the sun are the properties beneficial to supporting life on Earth.
What property supports life on Earth?It is useful to classify the requirements for life on Earth as four items i.e. energy, carbon, liquid water, and different other elements. These are listed in along with the event of these factors in the Solar System. Earth and Life science accept the singleness. Earth is the only planet in the Solar system with properties.
Earth may be the only planet in the solar system which supports life. It is the mixture of life forms and their interactions with each other and with the rest of the environment that has made Earth unique.
So we can conclude that Earth supplies food, fuel, and fiber which provides shelter, and building materials.
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which of the following are examples of industrial microbiology? choose one or more: a. investigating the vector of the zika virus b. elucidating the role of archaea in nitrogen cycling c. producing enzymes for fabric care d. developing next year's flu vaccine e. designing genetically modified plants f. determining the ultrastructure of flagellar motors
Answers
Examples of industrial microbiology include producing enzymes for fabric care, developing next year's flu vaccine, and designing genetically modified plants.
Investigating the vector of the zika virus, elucidating the role of archaea in nitrogen cycling, and determining the ultrastructure of flagellar motors are not examples of industrial microbiology. In the context of industrial microbiology, the examples include: c. producing enzymes for fabric care, d. developing next year's flu vaccine, and e. designing genetically modified plants. These options involve the use of microorganisms or their products for practical and industrial purposes. Examples of industrial microbiology include producing enzymes for fabric care, developing next year's flu vaccine, and designing genetically modified plants.
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These plants have free-living gametophytes and free-living sporophytes. The sporophyte generation is dominant and larger than the gametophyte generation. There is one type of spore, and the gametophyte generation grows outside of the spore wall. Which plant or plants am I describing? (SELECT ALL THAT APPLY) 000000000 Ferns Cycads Selaginella Lycopodium Conifers Ginkgo Hornworts Mosses Angiosperms 3 pts Liverworts
Answers
The correct answers are: Ferns, Hornworts, Mosses, and Liverworts.
The plants that fit the given description are:
Ferns: Ferns have free-living gametophytes and free-living sporophytes. The sporophyte generation is dominant and larger than the gametophyte generation. Ferns produce one type of spore, and the gametophyte generation grows outside of the spore wall.Horworts: Hornworts also have free-living gametophytes and free-living sporophytes. The sporophyte generation is dominant and larger than the gametophyte generation. Hornworts produce one type of spore, and the gametophyte generation grows outside of the spore wall.Mosses: Mosses have free-living gametophytes and free-living sporophytes. The sporophyte generation is dominant and larger than the gametophyte generation. Mosses produce one type of spore, and the gametophyte generation grows outside of the spore wall.Liverworts: Liverworts also have free-living gametophytes and free-living sporophytes. The sporophyte generation is dominant and larger than the gametophyte generation. Liverworts produce one type of spore, and the gametophyte generation grows outside of the spore wall.Therefore, the correct answers are: Ferns, Hornworts, Mosses, and Liverworts.
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