both euglena and cyanobacteria are photosynthetic unicellular organisms found in pond water. the feature that distinguishes euglena from cyanobacteria is the
Answers
Cyanobacteria produce toxins that can affect various parts of the body. Different species of cyanobacteria can produce toxins that can damage the liver (hepatotoxins),
A freshwater unicellular (single-celled) creature called Euglena sp. either gets its energy from the sun through photosynthesis or from chemicals in its environment. Blue-green algae, sometimes referred to as cyanobacteria, are microorganisms that produce their own energy through photosynthesis. Abstract. The subgroup "Serpentes" of the genus Euglena is distinguished by species with long, narrow cell bodies that move without flagellum among debris or mud in a snake-like manner, or swim freely in the water with a flagellum.Only plants, algae, and a kind of bacteria known as cyanobacteria are able to carry out photosynthesis (Figure 1). They are referred to as photoautotrophs, which literally translates to "self-feeders utilising light," since they produce their own food using light.
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Related Questions
Where are proteins that are used in the cytoplasm translated?
Answers
Proteins that are used in the cytoplasm are translated in the cytoplasm itself, specifically on ribosomes.
Ribosomes are the molecular machines responsible for the synthesis of proteins by linking amino acids together in a specific order according to the instructions carried by messenger RNA (mRNA). Ribosomes facilitate the process of translation, converting the information from mRNA into the amino acid sequence of the protein.
The ribosomes themselves are made up of two subunits, one large and one small, and they can be found either free-floating in the cytoplasm or attached to the endoplasmic reticulum (ER).
Once the protein is fully synthesized, it can then be folded and modified as needed before carrying out its specific function within the cytoplasmic environment.
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newly inoculated cultures must be _____ at a specific temperature to encourage growth.
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Newly inoculated cultures must be incubated at a specific temperature to encourage growth.
Incubation refers to the process of maintaining a controlled environment, particularly temperature, for the growth and development of microorganisms in a culture after inoculation. Different microorganisms have different optimal temperature requirements for growth. Incubating cultures at the appropriate temperature creates favorable conditions for the microorganisms to reproduce and thrive.
The specific temperature for incubation depends on the type of microorganism being cultured. For example, some bacteria may grow best at temperatures around 37°C (body temperature), while others may require lower or higher temperatures. Similarly, different types of fungi, yeast, and other microorganisms may have specific temperature preferences for optimal growth.
By incubating cultures at the appropriate temperature, researchers and microbiologists can promote the growth of the desired microorganisms, study their characteristics, and conduct further experiments or analyses.
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what is spilicing and where does it occur exactly correct answer
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The Introns have to be removed because if they weren't they would be translated into non-functioning proteins. A process called RNA splicing removes these introns and splices exons together.
snRNAs form an RNA protein complex called a spliceosome that cuts the pre-mrna and releases the introns and joins the ends of the exons together to produce mature mRNA.
Alternative splicing is a process for generating different mature mRNA from a single gene by splicing together different sets of exons during RNA processing
The light from one end of the Milky Way galaxy take about 150,000 year to travel to the other end. Which of thee tatement i correct about the Milky Way galaxy? (1 point)
Answers
The correct statement about the Milky Way Galaxy is " The distance between the two ends of the galaxy is 150,000 light-years".
The Milky Way Galaxy consists of the solar system. The radius of the Milky Way Galaxy is 52,850 light-years. The Milky Way Galaxy is 13.61 billion years old. The Milky Way Galaxy is named after the goddess Hera who sprayed milk across the sky. Hundreds of billions of stars, dust, gas, planets and the sun all are part of the Milky Way Galaxy. The Milky Way Galaxy is also known as the spiral galaxy.
The sun is not in the centre of the galaxy. The Milky Way Galaxy spins at a speed of 130 miles per second. A light-year is a unit of distance used to measure astronomical distances. Light-year can also be defined as the light that travels in a year. One light-year equals 6 trillion miles. The light takes about 150,000 years to travel from one end to the other end.
Therefore, " The distance between the two ends of the galaxy is 150,000 light-years" is the correct statement i.e. option A is correct.
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The complete question is
The light from one end of the Milky Way galaxy takes about 150,000 years to travel to the other end. Which of these statements is correct about the Milky Way galaxy?
A: The distance between the two ends of the galaxy is 150,000 light years.
B: It would take 150,000 years to photograph one end of the galaxy from the other end.
C: Both ends of the galaxy would meet if they move a distance of 75,000 kilometres each.
D: Both ends of the galaxy would meet if they move towards each other at the rate of 75,000 kilometres per hour.
What runs faster hot or cold
Answers
Hot, Cold moves slower
Answer:
Hot.
Explanation:
Hot travels 1,000 meters per second, but cold travels half that speed.
A mineral can be scratched by quartz. Its hardness is:
A.equal to 7
B.less than 7
C. greater than 7
D.equal to or less than 7
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Answer:
Quartz has a hardness of 7.
Explanation:
Diane Dodd raised different fruit fly populations on different food sources. She found that after about 40 generations the evolution of reproductive isolation was under way. The mechanism of evolution responsible for this was Group of answer choices
Answers
Answer:
Natural selection.
Explanation:
Natural selection can be defined as a biological process in which species of living organisms having certain traits that enable them to adapt to environmental factors such as predators, competition for food, climate change, sex mates, etc., tend to survive and reproduce, as well as passing on their genes to subsequent generations.
Simply stated, natural selection entails the survival of the fittest. Therefore, the species that are able to adapt to the environment will increase in number while the ones who can't adapt will die and go into extinction.
In this scenario, the mechanism of evolution responsible for this was natural selection because after about 40 generations the evolution of reproductive isolation was under way for the fruit fly. Thus, the more the offsprings that are reproduced by the parent organism, the more likely are they to survive.
Additionally, there is a better chance of having good or beneficial traits being passed from the parent organism to her offsprings.
a woman homozygous for the gene mutation that causes cystic fibrosis, with a partner who does not carry the same mutation, has what chance of having a child with the disease?
Answers
Answer:
A woman who is homozygous for the gene mutation that causes cystic fibrosis has a 25% chance of having a child with the disease if her partner does not carry the same mutation. This is because the mutation is recessive, so the child must inherit two copies of the mutated gene in order to display the trait. If the woman's partner does not carry the mutated gene, then the child only has a 25% chance of inheriting two copies of the mutated gene and thus displaying the trait.
A student with a VO2 2 max of 55ml/kg/min runs exactly 2 miles in 16 minutes. This intensity represents what \% of his VO2max? Round the final answer to the nearest whole percent. 46% 81% 84% None of the above
Answers
The student's run represents an intensity of approximately 365.75% of their VO2max, which is greater than 100%. Hence, the correct answer none of the above.
To determine the intensity of the student's run as a percentage of their VO2max, we can use the formula:
Intensity (%) = (VO2 for the given activity / VO2max) * 100
First, let's convert the distance of 2 miles into kilometers, as VO2max values are typically measured in ml/kg/min. One mile is approximately 1.60934 kilometers, so 2 miles is roughly 3.21868 kilometers.
To find the VO2 for the given activity, we can use the formula:
VO2 (ml/kg/min) = (distance in kilometers * 1000) / time in minutes
Plugging in the values, we get:
VO2 = (3.21868 * 1000) / 16 = 201.168 ml/kg/min
Now we can calculate the intensity:
Intensity (%) = (201.168 / 55) * 100 = 365.75%
Since the intensity exceeds 100%, it means the options provided are not applicable. The correct answer is None of the above.
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If a parents a single dominant mutated gene (D d) and his mate is normal (dd), what is the risk of each child inheriting the discover
25%
50%
75%
Answers
Answer:
The answer is 50%.
Explanation:
The male gene is (D d) and the female gene is (d d) so half of the gene of both male and female are different so that make the probability 50%.
Hope this helped! Have a great day!
Which of the following statements describes density-independent limiting factors?
A
Environmental extremes, such as a hurricane or drought, are examples.
B
Competition is an example.
С
Their effects increase as the population increases in an area.
Answers
The correct option is B.
What are density Dependant and independent factors?
Density-dependent factors regulate the growth of a population depending on its density while density-independent factors regulate population growth without depending on its density.
What are 4 density-independent factors?
While the previously mentioned density-dependent factors are often biotic, density-independent factors are often abiotic. These density-independent factors include food or nutrient limitation, pollutants in the environment, and climate extremes, including seasonal cycles such as monsoons.
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which structure is specialized for the detection of the stimulus that triggers a phototaxic response in certain protists?
Answers
The specialized structure for the detection of the stimulus that triggers a phototaxic response in certain protists is called: eyespot.
Phototaxis is the movement of an organism by the detection of light. This process is particularly useful for the autotrophic organisms who can adjust themselves according to the most efficient light in order to perform photosynthesis.
Eyespot is an organelle particular present in various protists, involved in the function of photoreception. These are the small organelles with large amount of carotenoid pigment which helps in phototaxis. The eyespot can detect the intensity as well as the direction of incoming light.
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A(n) ________ is a non-native species that is introduced into an ecosystem and severely disrupts it by competing with native species
Answers
Answer:
Invasive Species
Explanation:
Invasive species is defined as the introduction of a non-native species or alien species that significantly affects eight disrupt or modify the ecosystem of the native species.
Such species enter new ecosystem through natural migration or by the activities of other species.
Hence, the correct answer is "Invasive Species".
similarities in DNA, anatomical structures, and embryological development support common ancestry and evolution. true or false?
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Answer:
true
Explanation:
a monoclonal antibody binds to g‑actin but not to f‑actin. what does this tell you about the epitope recognized by the antibody?
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The epitope recognized by the monoclonal antibody is specific to g-actin and not present on f-actin. This suggests that the antibody recognizes a unique structural feature or conformational difference between g-actin and f-actin.
A monoclonal antibody binds to g‑actin but not to f‑actin. An epitope, also known as an antigenic determinant, is a specific portion of a antigen molecule that is recognized and specifically bound by an antibody or T cell receptor. The epitope can be a linear sequence of amino acids or a three-dimensional structure on a protein or other large molecule. The recognition of epitopes is a crucial step in the immune response, as it allows the immune system to specifically target and neutralize pathogens or foreign substances. by this we can see that the antibody recognizes a unique structural feature or conformational difference between g-actin and f-actin.
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How would you describe what happened to the matter (atoms, elements, molecules) during the cellular respiration? Explain your answer.
1. Matter was created
2. Matter was destroyed
3. Matter was rearranged
4. Matter went through no changes
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co2 although nessary for plant growth is also called a greenhouse gas. trees are also considered a carbon sink, or a place where carbon can be removed from the atmoosphere and stored. why would a tree be a much more effective carbon sink that the grass in a lawn, which also uses co2
Answers
In trees and soil, forests primarily absorb or store carbon. Trees remove carbon from the atmosphere through the process of photosynthesis. The majority of the carbon in grass is stored underground, whereas trees store a large portion of their carbon in their biomass and leaves.
Significant amounts of carbon are released into the atmosphere by burning fossil fuels, altering how land is used, and using limestone in concrete. As a result, the atmospheric concentration of carbon dioxide is fast increasing and has already surpassed previous 3.6 million-year highs. The urgent need to reduce emissions is evidenced by the need to increase renewable energy production, improve energy efficiency, stop deforestation, and reduce super pollutants like hydrofluorocarbons (HFCs).
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where carbon can be removed from the atmoosphere and stored. why would a tree be a much more effective carbon sink that the grass in a lawn, which also uses co2?
Fill in the blank.
Animals and plants can both store glucose for later. Animals store it in the molecule ____, and plants store it in the molecule ____.
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Answer:
animals store it in glycogen
plants store it in starch
All mammals have a double circulatory system. Fig shows part of the human double circulatory
system.
Name the muscular wall that separates the left and right sides of the human heart. (MARK-1)
Answers
Can someone plz help me? :(
Which statement best describes an important function of this organ?
O A. To help the body respond to the environment
O B. To take in and break down food for nutrients
O c. To take in oxygen and remove carbon dioxide
D. To transport materials to and from body cells
Answers
Answer:
A. To help the body respond to the environment
Explanation:
The brain and neural systems of animals help them maintain homeostasis (the regulation of internal systems) and receive and respond to external stimuli.
Write down the word and chemical equition of photosynthesis process
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Answer:
The photosynthesis equation is as follows: 6CO2 + 6H20 + (energy) → C6H12O6 + 6O2 Carbon dioxide + water + energy from light produces glucose and oxygen.
Explanation: (credit to Chris Hall in Quora)
On the geological scale, the equation for photosynthesis would be the opposite of combustion/respiration: carbon dioxide and water molecules converted into oxygen and carbohydrate (or hydrocarbon) molecules (one unit of -CH2O- per CO2).
However, such a simplistic formula is extremely misleading, especially when talking about individual plants and algae instead of macro-geo-chemistry. The oxidation of water to oxygen (aka the light reactions) is a separate (but concurrent) process from the reduction of carbon dioxide to carbohydrate or hydrocarbon (aka the dark reactions). See my answer to a similar question here: Chris Hall's answer to Where is the most detailed chemical structure breakdown of all steps of photosynthesis that is reliable?
Some bacteria, algae, and plant cells only perform one half of the typical photosynthetic pathway, either to produce energy without making sugar/hydrocarbon or to assimilate carbon dioxide using stored chemical energy rather than using light directly (similar to chemosynthesis). And some bacteria do photosynthesis without making oxygen at all, using sulfur in the place of oxygen.
In short, photosynthesis should be thought-of as a series of sequential processes and not as a single chemical reaction.
the equation in word and numerics are attached please check
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how did meselson and stahl distinguish between semi-conservative and conservative replication in their experiment? group of answer choices after two rounds of replication, only mixed dna helices were present in the gradient. after one round of replication, only mixed dna helices were present in the gradient. after one round of replication, only heavy dna helices were present in the gradient. after one round of replication, only light dna helices were present in the gradient.
Answers
Meselson and stahl distinguish between semi-conservative and conservative replication in their experiment c. after one round of replication, only heavy dna helices were present in the gradient.
In order to ascertain whether the process of DNA replication adhered to a semi-conservative or conservative model, Meselson and Stahl carried out an experiment in 1958. They labelled the DNA of Escherichia coli bacteria using the nitrogen isotopes (15N and 14N), and they then allowed the bacteria to multiply in a medium with 14N as the only nitrogen supply.
Growing E. coli over a number of generations in a medium containing heavy nitrogen allowed researchers to label all of the bacteria' DNA. After that, the marked E. coli were put in a medium containing light nitrogen and given time to complete one round of DNA replication. At this stage, Meselson and Stahl performed a density gradient centrifugation analysis on the DNA.
Complete Question:
How did meselson and stahl distinguish between semi-conservative and conservative replication in their experiment?
a. after two rounds of replication, only mixed dna helices were present in the gradient.
b. after one round of replication, only mixed dna helices were present in the gradient.
c. after one round of replication, only heavy dna helices were present in the gradient.
d. after one round of replication, only light dna helices were present in the gradient.
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Semiconservative DNA replication means that
A. each daughter DNA molecule is composed of one original strand and one new strand.
B. the sequence of a DNA molecule is preserved as it is being replicated.
C. each strand of a double-stranded DNA molecule is replicated differently.
D. the cell can proofread its newly synthesized DNA only part of the time.
E. nucleotides are constantly being recycled as cells make DNA.
Answers
Semiconservative DNA replication means that each daughter DNA molecule is composed of one original strand and one new strand (Option A). It describes the mechanism of DNA replication.
In semiconservative DNA replication, both DNA strands separate and serve as templates to create new complementary DNA strands.
In consequence, each daughter cell has a molecule of DNA composed of an 'old' DNA template strand and a newly synthesized DNA strand.
The semi-conservative nature of DNA Replication was discovered by Meselson and Stahl.
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Strawberry plants are able to reproduce by forming runners
a). What is the type of reproduction called?
Answers
Answer:
Axsexual reproduction.
Explanation:
Strawberry plants do not need two parents, it can reproduce by only a single plant, without involvement of chromosome change since the new plants get the same genetic makeup as its parent.
Identify the plant cell organelle in which photosynthesis takes place.
Help pleaseeee!
Answers
Answer:
chloroplast
Explanation:
In plants, photosynthesis takes place in chloroplasts, which contain the chlorophyll. Chloroplasts are surrounded by a double membrane and contain a third inner membrane, called the thylakoid membrane, that forms long folds within the organelle.
The plant cell organelle in which photosynthesis takes place is chloroplast. The correct option is D.
Plant cells and some algae contain unique organelles called chloroplasts. They have a green pigment called chlorophyll, which is in charge of absorbing solar light energy.
Chloroplasts utilize this light energy during photosynthesis to create glucose, a molecular energy source, and oxygen from carbon dioxide and water.
Because it enables them to transform light energy into chemical energy, which feeds their development and supplies them with nutrients, plants need this process to survive.
Because of their special adaptation for photosynthesis, chloroplasts are essential to the plant's capacity to produce food.
Thus, the correct option is D.
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Your question seems incomplete, the probable complete question is:
Identify the plant cell organelle in which photosynthesis takes place.
A) Nucleus
B) Golgi Apparatus
C) Mitochondria
D) Chloroplast
Yellow feather color in parrots is dominant to blue. Assume that a bird breeder has a pair of yellow parrots. Over their lives, they produce 23 offspring, 16 yellow and 7 blue. What are the most probable genotypes for these parrots? ) x Үy x Yу 0 YY XYy Оyy x Yу OҮҮ хуу
Answers
Based on the information provided, the most probable genotypes for the yellow parrots are Yy x Yy. This is because a cross between two heterozygous yellow parrots (Yy) can produce both yellow (dominant) and blue (recessive) offspring, as observed in the 16 yellow and 7 blue offspring they produced.
Genotypes refer to the genetic makeup of an organism, specifically the combination of alleles present in its DNA. Alleles are alternative forms of a gene, and each individual inherits two alleles, one from each parent, for each gene. Genotypes can be homozygous, where both alleles are the same (e.g., AA or aa), or heterozygous, where the alleles are different (e.g., Aa). Genotypes determine the traits and characteristics expressed by an organism, as they influence the production of proteins and other molecules. By studying genotypes, scientists can understand inheritance patterns, genetic disorders, and the variability observed within a population or species.
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1. Use the below pedigree chart to answer the following three questions. Muscle type is not a sex
linked characteristic.
male
female
5
6
8
female
7
9
male
10
11
Fast twitch muscles
dominate over slow
twitch muscles
12
13
14
Bi
Type here to search
enovo
Answers
Answer:
Reorder the terms:
8 + 6p + -4p = 3(p + 4)
Combine like terms: 6p + -4p = 2p
8 + 2p = 3(p + 4)
Reorder the terms:
8 + 2p = 3(4 + p)
8 + 2p = (4 * 3 + p * 3)
8 + 2p = (12 + 3p)
Solving
8 + 2p = 12 + 3p
Solving for variable 'p'.
Move all terms containing p to the left, all other terms to the right.
Add '-3p' to each side of the equation.
8 + 2p + -3p = 12 + 3p + -3p
Combine like terms: 2p + -3p = -1p
8 + -1p = 12 + 3p + -3p
Combine like terms: 3p + -3p = 0
8 + -1p = 12 + 0
8 + -1p = 12
Add '-8' to each side of the equation.
8 + -8 + -1p = 12 + -8
Combine like terms: 8 + -8 = 0
0 + -1p = 12 + -8
-1p = 12 + -8
Comb\(\lim_{n \to \infty} a_n \lim_{n \to \infty} a_n\)
Explanation:
What are the 5 unifying themes in the study of biology?.
Answers
The unifying themes are enterprise, information, electricity count number, interaction, and Evolution. those subject matters play a component in biology as they can be used to examine positive elements of the way organisms interact with other organisms and their surroundings.
Evolution, biology's central theme, explains the harmony and variety of life. The Darwinian theory of natural selection debts to the adaptation of populations to their surroundings.
The term topic can be defined because of the underlying means of a tale. it's far the message the author is attempting to bring thru the story. often the theme of a story is a large message approximately existence. The theme of a story is vital because a story's theme is a part of the cause of why the author wrote the story.
Differential reproductive achievement of various indiviTwo crucial unifying themes in biology is that 1) existence is organized on many levels, and 2): The genetic characteristics of individuals in a populace trade over time. information that is based on enjoyment and statement.
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Can someone help with this?
Answers
Answer: dna replication
Explanation:
Answer:
Hmmm, it seems like it should be B
Explanation:
Because the DNA have crossed over with each other... I could be wrong though... and I don’t mean to throw shade at the other person that answered...
state two ways by which the principles of osmosis are applied in life