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Rus_ich [418]
3 years ago
15

PLEASE HELP ASAP IS I DON'T FINISH SOON I WONT GET TO HANG OUT WITH MY BEST FRIEND THIS WEEKEND!!!

Biology
1 answer:
Kaylis [27]3 years ago
8 0
I'd say first question, "life changes over time".
Second question, "when there are physical similarities in the early stages of embryonic development, it suggests that each of the modern organisms once had a common ancestor".
Third, appendix.
Fourth, "they are evidence that all came from a common ancestor and that life changed over time for all these organisms to exist".
Fifth, "they all share at least 50% of the same DNA arrangement".

I might be a little late but hopefully this helps!
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One reason that regulation of gene expression is important is that it saves energy and materials from being used when they are n
gayaneshka [121]

Answer:Transcriptional Regulation  

Explanation:

Eukaryotic gene expression can be regulated during the time of transcription and RNA processing, which takes place in the nucleus of the cell and then during the time of protein translation in the cytoplasm.

Further regulation is being carried during the time of post transnational modification. The conservation of energy is very important because it saves the overall energy and space in the body.

Hence, the most important point for the regulation would be transcriptional regulation.

7 0
3 years ago
Groups of individuals that belong to the same species and live in the same environment
MissTica

Answer:

This is known as Population.

Explanation:

A population is made up of organisms of the same kind living together in the same habitat. Characteristics of a population include the population size, frequency, density, percentage cover and distribution.

Factors that dominantly affect a population comes up especially in size and distribution. These factors include; migration of organisms to other habitats, invasion or colonization by new species, increase or decrease in birth and death rates etc

4 0
3 years ago
Differentiation occurs in what types of cells?
guapka [62]
I believe it's stem cells.
6 0
3 years ago
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<h2>Mark me brianliest plz I really need it</h2>

Explanation:

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