Answer:
I think because of weathering, erosion, etc.
Explanation:
Sedimentary rocks are formed from weathering, the transportation of existing rocks and deposition, cementation, etc.
what are the two important checkpoints in the cell division cycle that are crossed when the regulation of the cell division cycle is affected?
Answer:
cell division and rough endoplasmic
does leaving celryu in food coloring and water makie it turgif or flaccid
When celery is left in food coloring and water, it becomes flaccid. Celery is an excellent material for demonstrating osmosis because it readily displays the effects of hypertonic, hypotonic, and isotonic solutions on plant cells.
Water moves into the plant cells when it is placed in a hypotonic environment like pure water. As a result, the plant cells swell and become turgid. When the plant cell is in an isotonic environment, there is no net water movement in or out of the cell, so the cell retains its shape. When celery is left in a solution containing salt or food coloring, it becomes flaccid. As a result, the plant cell shrinks and the cell membrane pulls away from the cell wall. As a result, the plant cell loses its turgor and becomes flaccid.
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which of the following statements is/are correct regarding seed dormancy? I. It is a result of endogenous control.
II. Delayed germination is advantageous to plants.
III. Impermeable and hard seed coat results in the dormancy of the seed.
A
Only II
B
Only III
C
I and III
D
I, II and III
The correct answer is option (C) "I and III."
Both statements I and III are correct regarding seed dormancy. Statement II is incorrect.
Statement I states that seed dormancy is a result of endogenous control, which is true. Endogenous factors within the seed, such as hormones and genetic mechanisms, regulate the dormancy period and prevent germination until certain conditions are met.
Statement II suggests that delayed germination is advantageous to plants. However, this statement is incorrect. Delayed germination is not universally advantageous to plants. While some seeds may benefit from delayed germination to ensure favorable environmental conditions for growth and survival, other seeds may have evolved strategies for immediate germination. The advantage of delayed germination depends on the specific ecological context and the species involved.
Statement III states that an impermeable and hard seed coat results in the dormancy of the seed, which is true. A hard and impermeable seed coat can prevent water uptake and gas exchange, thus inhibiting germination. This dormancy mechanism ensures that the seed remains dormant until conditions are favorable for germination, such as sufficient moisture, temperature, or light.
In conclusion, statements I and III are correct regarding seed dormancy. Seed dormancy is controlled by endogenous factors, and an impermeable and hard seed coat can contribute to the dormancy of the seed. However, statement II, suggesting that delayed germination is advantageous to plants, is incorrect.
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carlos made a diagram to compare two kinds of fish. which label belongs in the area marked Z?
a. scales
b. no jaw
c. swim bladder
d. skeleton made of bones
PLEASE HELP
Answer:
B
Explanation:
i also do edge
what the order of amino acids in a protein produced by your body?
Sequence of nucleotides in DNA determines the amino acid sequence of a protein produced by body. DNA is the ultimate genetic material for cell and it holds all the instructions for the proteins that a cell needs.
What are amino acids?Amino acids are the organic compounds that contain amino and carboxylic acid functional groups. Although hundreds of amino acids exist in nature, but the most important are alpha-amino acids which comprise proteins. Only 22 alpha amino acids appear in genetic code.
The precise amino acid content, and sequence of those amino acids, of specific protein is determined by the sequence of bases in the gene that encodes that protein.
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Note: The question given on the portal is incomplete. Here is the complete question.
Question: What determines the order of amino acids in a protein produced by your body?
Which option describes the function of RNA polymerase?
Select one:
Carrying amino acids to the transcription site.
Moving mRNA strands into and out of the nucleus.
Splitting the DNA double
strand into two single strands.
Forming an RNA strand using a DNA strand as a template.
Answer:
it is A.carrying amino acids to the transcription sire
What are the functions of carbohydrates, peripheral proteins, and cholesterol in the cell membrane?
Answer:
Some of these proteins serve to transport materials into or out of the cell. Carbohydrates are attached to some of the proteins and lipids on the outward-facing surface of the membrane. These form complexes that function to identify the cell to other cells.
EVALUATE Which group or groups in the pedigree should have at least one dominant X chromosome? Select all correct answers.
A. normal individuals
B. affected individuals
C. all males
D. all females
The group or groups in the pedigree that should have at least one dominant X chromosome are:
A. Normal individuals
C. All males
In the context of this question, a dominant X chromosome refers to the presence of a dominant allele on the X chromosome. Normal individuals, who do not exhibit the trait or condition being studied in the pedigree, would require at least one dominant X chromosome to show the absence of the trait.
All males should have at least one dominant X chromosome because they receive one X chromosome from their mother. Since the Y chromosome is not involved in carrying the dominant allele, the presence of a dominant X chromosome is necessary for the expression of the trait.
Affected individuals, who exhibit the trait or condition being studied in the pedigree, may or may not have a dominant X chromosome. The presence or absence of a dominant X chromosome depends on the inheritance pattern of the specific trait. Therefore, it cannot be generalized that affected individuals should have at least one dominant X chromosome.
All females in the pedigree should have at least one dominant X chromosome, as they inherit one X chromosome from each parent. However, the question does not provide information to determine if the females in the pedigree are affected or normal individuals. Thus, the inclusion of all females in the answer is not appropriate.
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One reason cancer cells are easier to culture than normal cells extracted from an organism is that ________. Group of answer choices cancer cells grow in a more regulated fashion. cancer cells do not need to adhere to a substratum to grow. nutrient requirements for cancer cells are precisely defined. cancer cells are better models for demonstrating what happens in an intact organism.
Let's list the given options alphabetically to choose the appropriate answer.
One reason cancer cells are easier to culture than normal cells extracted from an organism is that ________. Group of answer choices
A. cancer cells grow in a more regulated fashion.
B. cancer cells do not need to adhere to a substratum to grow.
C. nutrient requirements for cancer cells are precisely defined.
D. cancer cells are better models for demonstrating what happens in an intact organism
Answer:
B.
Explanation:
Cancer cells are easier to culture in comparison to normal cells because cancer cells do not need to adhere to a substratum to grow.
As cancer cells are uncontrolled growth of cells and they do not require any substratum to grow and can easily grow to a culture while a normal cell require optimal conditions to grow in a culture.
Hence, the correct option is "B".
In guinea pigs, brown hair is dominant and grey hair is recessive. A guinea pig breeder has a brown Guinea pig with an unknown genotype. He bred the unknown guinea pig with grey haired one and had a litter with 8 grey and 6 brown offspring. What is the genotype of the unknown brown guinea pig parent?
Answer:
The unknown brown guinea pig parent is heterozygous for the trait, Bb.
Explanation:
Due to technical problems, you will find the complete explanation in the attached files
if the diploid number of chromosomes for an organism is 52, what will the haploid number of chromosomes be?multiple choice264811224
The haploid number of chromosomes for an organism is half of its diploid number. In this case, the diploid number is 52 chromosomes. Therefore, the haploid number of chromosomes will be 52 divided by 2, which equals 26 chromosomes. So, the correct answer is 26.
To determine the haploid number of chromosomes, we need to divide the diploid number by 2. Therefore, the haploid number of chromosomes for an organism with a diploid number of 52 would be 26.
It is important to understand the concept of ploidy in genetics. Ploidy refers to the number of sets of chromosomes that an organism possesses. Humans, for example, are diploid organisms, meaning they have two sets of chromosomes (one set inherited from each parent).
Chromosome 1 is the largest chromosome in the human genome, containing approximately 249 million base pairs. It contains many important genes, including those involved in growth and development, immune function, and neurological processes. Chromosome 1 also contains regions associated with various diseases, such as Alzheimer's and Parkinson's.
The haploid number of chromosomes for an organism with a diploid number of 52 would be 26. Understanding ploidy is important in genetics, and Chromosome 1 is a crucial component of the human genome.
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In curvilinear motion, the direction of the instantaneous velocity is always
a) tangent to the hodograph
b) perpendicular to the hodograph
c) tangent to the path
d) perpendicular to the path
In curvilinear motion, the direction of the instantaneous velocity is always tangent to the path.
This means that at any given point along the path, the instantaneous velocity vector points in the direction that the object is moving. The hodograph, which is a graph that shows the instantaneous velocity vector as a function of time, can help to visualize this motion. The tangent to the holograph at any given point represents the direction of the instantaneous velocity at that point. Therefore, option c) "tangent to the path" is the correct answer.
Curvilinear motion is the term used to describe an object travelling along a curved route. One of the two types of translatory motion, this one. A stone thrown at an angle into the air, for instance. A moving particle that follows a predetermined or known curve is said to be travelling in a curvilinear manner.
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can anybody help me out??
graded match the following description of muscle action with the correct term: type of contraction represented by a single stimulus/contraction/relaxation sequence.contractions are smooth and varying in strength as different needs are placed on them. how can muscle contractions be graded?
Type of contraction represented by a single stimulus/contraction/relaxation sequence, knows as twitch.
Muscle contraction can be graded in two ways:-
Frequency of the stimulation.
higher stimulation frequency not only generates stronger muscle contraction, but also a rapidly increasing rate of muscle fatigue.
Number of motor units stimulated.
A motor unit consists of one motor neuron and all of the muscle fibers it stimulates.
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You are a scientist on the soloman islands. You are assigned with making recommendations
Biodiversity Conservation: The Solomon Islands are home to rich biodiversity, containing singular environments and endangered class.
What is the recommendations?It is important to plan out biodiversity preservation through system which controls organization and administration of protected fields, in the way that nationwide parks and sea reserves
Climate Change Adaptation: The Solomon Islands are vulnerable to the impacts of temperature change, containing climbing ocean levels, raised frequency of extreme weather occurrences, and sea acidification. It is main to expand and implement agreement actions that focus on marshy care, tenable land use preparation, and trend-resilient foundation
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Translation involves _______ a form of RNA that brings amino acids to the ribosomes to be assembled into proteins.
Answer:
transfer RNA
Translation occurs on ribosomes and involves tRNA (transfer RNA), a form of RNA that brings amino acids to the ribosomes to be assembled into proteins. Each mRNA condon must join with the anticondon of the proper tRNA
Answer:
The answer is tRNA
Explanation:
edge2021
Even though they may be teratogenic, opioids were prescribed to _____ percent of pregnant women on medicaid.
Even though they may be teratogenic, opioids were prescribed to percent of pregnant women on medicaid.
Opioids are a group of chemicals that are naturally occurring in the opium poppy plant. They act on the brain to create a range of effects, including the numbing of pain with many of these drugs.
Opioids can be either legal street drugs like heroin or prescription prescriptions that are frequently referred to as painkillers.
Opioids, often known as narcotics, are different from over-the-counter pain relievers like aspirin and Tylenol despite the fact that they also reduce pain.
opiods research has been and continues to be essential in addressing a variety of current global aims and issues, including maintaining food, water, and energy security for a healthy population on a planet that is habitable.
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A marker gene is one that produces an observable phenotype, permitting easy recognition of cells that have taken up a recombinant plasmid. What marker gene is carried by the pglo plasmid?.
Answer: Green Fluorescent Protein (GFP)
Explanation:
The pGlo plasmid contains a GFP cassette. Therefore if the plasmid is successfully transformed into a cell then it will produce the GFP and have observable fluorescence.
According to the trichromatic theory of color vision, ________ in the retina are responsive to red, green, and blue.
According to the trichromatic theory of color vision, cones in the retina are responsive to red, green, and blue.
Retina is a nerve tissue layer present at the back of the eye. Its function is to receive the image of the object in front of the eye and then transmits the electrical signals to the brain for image formation. Hence, retina is a very essential for the process of image formation.
Cones are the type of photoreceptor cells in the retina of the eye. They are responsible for the colored image formation during the day. The exact location of cones in the retina is an area called macula. Since they are work in day, they require more light.
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Perform transcription by using the following piece of DNA. Introns are underlined. Write the final strand of mRNA created.
T A C C G T A C A A T G G G A T C
Answer:
A-T-G-G-T G-T T-A-C C C-T-A-G
Explanation:
TACCGIA CA ATG G GATC
A-T-G-G-T G-T T-A-C C C-T-A-G
The "I" in the first few letters shouldn't probably be there since there are only 4 bases: A, T, C, and G.
Lipids commonly contain fatty acids. What are the two parts of a fatty acid? Check the correct answers below.
Answer:
I think they are glycerol and carboxyl
What is the answer to 3(y+8)=2y-6
Answer:
y=-30
Explanation:
\(3(y+8)=2y-6\\3y+24=2y-6\\3y-2y=-24-6\\y=-30\)
What type of fertilization and development
was involved in the production of the
embryos?
A) external fertilization and external
development
B) sexual reproduction and internal
development
C) internal fertilization and internal
development
D) asexual reproduction and external
development
Answer:
b
Explanation:
because it just is pless im guessing becauseing I need the points
hgffjibvdyjbctub bc
Answer:
B
Explanation:
*Unknown User*
Which group(s) had a mammalian ancestor A.Artiodactyls B.cetaceans C.Hyracoids D.All of the above
Answer:
Answer D all of the above
he primary purpose of peripheral vascular surgery is to Investigate, preserve, and restore function to the peripheral circulatory system other than the heart itself. a. true b. false
True. The given statement "The primary purpose of peripheral vascular surgery is to investigate, preserve, and restore function to the peripheral circulatory system other than the heart itself" is true.
Peripheral vascular surgery is a surgical procedure that is performed on the blood vessels located outside of the heart and brain. It is a surgical treatment that is used to treat the disorders and diseases of blood vessels present outside of the heart and brain, like the extremities, visceral, and renal vessels, excluding the coronary arteries. Therefore, the primary purpose of peripheral vascular surgery is to investigate, preserve, and restore function to the peripheral circulatory system other than the heart itself. So, the given statement is true.
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These periodic changes on Earth are a result of the five major history that have occurred throughout Earth's
A)ice ages
B)asteroid impacts
C)volcanic eruptions
D)periods of global warming
Changes sea level by 100 meters
Exposure of continental shelf
Changes in continental shelf composition
Mass extinctions of species in certain areas
Changes in the water cycle
Changes in landscape
Changes in topsoil characteristics
Answer:
A. Ice Ages
Explanation:
These periodic changes on Earth are a result of the five major ICE AGES that have occurred throughout Earth's history
The five major Ice Ages that throughout the Earth's history we're the following:
1. the Huronian: this occurred around 2.4 billion years ago
2. Cryogenian: this followed Huronian age, and it occurred around the period of 850 million years
3. Agondean-Saharan: this major ice age occur around 460 million years ago.
4. Karoo this is a period of about 360 million years
5. Quaternary is the present age, and it has been in existence since about 2.6 million years ago till the moment
Hence, in this case, the correct answer is Ice Ages
Which claim can be made using both facts? Research to determine whether fluoride can cause cancer in humans has not been performed. It is possible that there is a link between gender and fluoride's ability to cause certain types of cancer. Fluoride in the drinking water is safe at any level for humans, but not so for small animals like mice and rats.
Answer:
It’s B
Explanation:
The claim that could be made using both facts should be second option It is possible that there is a link between gender and fluoride's ability to cause certain types of cancer.
The following information should be considered:
There should be any link or any type of connection that lies between gender & capability of fluoride. Due to this it will result in the cancer issue.Learn more: https://brainly.com/question/1605083?referrer=searchResults
Please, anyone that can help ...
Answer:
TAGCCTAACGGG
number 10 i didnt learn about it
If the mitochondria were damaged, what process of the cell would this interfere with?
Answer:
Production of ATP / cellular respiration
Explanation:
The mitochondrion is the powerhouse of the cell. It is responsible for cellular respiration.
pressure at highest in arteries during ventricular contraction is called?
The pressure at its highest in arteries during ventricular contraction is called systolic blood pressure.
What is artery?An artery is a blood vessel that carries oxygenated blood away from the heart to the body's tissues and organs. Arteries are a vital component of the circulatory system, which is responsible for transporting blood throughout the body. Arteries are thick-walled and have a muscular and elastic structure, allowing them to withstand the high pressure of blood pumped by the heart. As they branch out from the heart, they become smaller and eventually divide into smaller vessels called arterioles, which then lead to even smaller capillaries where oxygen and nutrients are exchanged with the body's tissues.
Here,
Systolic blood pressure is the pressure in the arteries when the heart contracts and pumps blood into the circulatory system. It is measured as the first number in a blood pressure reading and is typically around 120 mmHg in healthy adults. The normal range for systolic blood pressure is considered to be less than 120 mmHg.
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