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Y_Kistochka [10]
4 years ago
14

Which of the following is a source of genetic variation in sexually-reproducing organisms? A. meiosis B. translation C. mitosis

D. all of these
Biology
2 answers:
Alenkasestr [34]4 years ago
6 0

The answer is A. meiosis

insens350 [35]4 years ago
6 0

Answer: Yeah its A. meiosis

Explanation: In sexually-reproducing organisms, meiosis helps contribute to genetic variation. Meiosis is the process by which sexually-reproducing organisms produce gametes, or sex cells. Meiosis produces gametes that are unique from each other and from the "parent genome". The gametes will be passed on to future offspring.

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I think during mitosis. Cancer fighting cells disrupt during the time when cells are splitting.

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3 years ago
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3.) Why is it important to be scientifically literate? Scientifically literate means you
Margaret [11]

Answer:

An increase in science knowledge would benefit society and everyone who lives in it. As science progresses, more developments and innovations will happen, which may bring up issues and debates around them. A society with a higher science literacy would be able to make better judgement and decisions being more knowledgeable.

Explanation:

5 0
3 years ago
If a plant cell had a mutation such that the cyclic electron flow is observed at a much higher rate, which photosystem is most l
Ksenya-84 [330]

If a plant cell had a mutation such that the cyclic electron flow is observed at a much higher rate, which photosystem is most likely mutated such that energy is absorbed at a lower rate?

PSI

PSII

Answer:

PSII

Explanation:

Non-cyclic phosphorylation involves both PSI and PSII. The process starts with the splitting of water and excitation of electrons of the reaction center of PSII upon the absorption of solar energy at the wavelength of 680 nm. Any mutation in PSII would not allow the non-cyclic phosphorylation to occur when only cyclic phosphorylation would occur. The process of cyclic phosphorylation includes only PS I. Its reaction center absorbs maximum light at 700 nm and is cycled back while supporting ATP synthesis. Therefore, if a plant performs cyclic phosphorylation at a higher rate and absorbs less energy, this means that mutation was in PSII.

7 0
3 years ago
Easy questions, easy points​
777dan777 [17]

Answer:

Pretty sure they're both A.

6 0
3 years ago
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A branching diagram uses shared characteristics to classify organisms.On a branching diagram that compares the major kingdoms of
lapo4ka [179]

Animalia is the label that appears to differentiate animals from organisms on other kingdom.

Explanation:

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Eukaryotes represents the domain of life. Domain Eukarya are classified into four kingdoms they are protista, fungi, plantae and animalia.

The kingdom protista represents the organisms that are simple structured and they swim through the water and obtain nutrients from the environment.

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In Animalia kingdom the organisms are animals and they are multicellular heterotrophs. They do not have cell walls and the reproduction is done sexually and some can reproduce asexual.

4 0
3 years ago
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