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bagirrra123 [75]
3 years ago
7

Need help with all the questions please help!!!

Biology
1 answer:
Galina-37 [17]3 years ago
4 0

Answer:

1. Gel electrophoresis

2. Suspect 2

3. The suspect's DNA matches with the DNA found at the crime scene.

4. The size of the "bands," and thus their relative resistance to movement in the agarose gel, causes them to spread out on the fingerprint.

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According to Darwin, in the struggle for survival, those individuals whose traits best enable them to survive and reproduce will
valkas [14]

Answer:

This is the basic idea behind his theory of Natural selection

Explanation:

The theory of Natural selection was demonstrate in Darwin's book known as 'Origin of species' which was written in 1859

In this book, the process of change of an organism over time is described and also mentioned about their physical as well as behavioral changes.

Natural selection means the survival and reproduction of individuals by changing the phenotypes.

Natural selection is a process by which the nature accepts those organisms that can change their phenotype in order to survive with changing environment and eliminate those phenotypes that are not favorable for their survival.

5 0
4 years ago
AWNSER ASAP
dmitriy555 [2]

Answer:

the two careers that don't require any college education are a dental assistant and a home health aide

Explanation:

using the process of elimination....

a dietitian requires a bachelor's degree,

physician assistant needs a masters degree (in most cases)

social worker needs a bachelor's degree

this means the other 2 remaining options...

dental assistant & a home health aide do not require a college education

5 0
3 years ago
The colorful outer part of a flower is called the:
Dominik [7]

Answer:

The 'Petal'.

Explanation:

                 

8 0
3 years ago
The response to selection can be calculated as ______________________________. a. additive genetic variance times the selection
Vedmedyk [2.9K]

I'm not sure but but i think the answer will be:

A. additive genetic variance times the selection differential.

8 0
2 years ago
The process by which a cell divides is called
PolarNik [594]

The best answer is C


The process by which a cell divides is called mitosis. It results in two daughter cells that are genetically identical to each other and to the original cell.

Multicellular organisms,  depend on mitosis for growth and repair. Organisms repair some of their tissues  using mitosis to regenerate new cells. Not all cells undergo mitosis at the same rate. In man, brain cells are much more difficult to regenerate than cheek cells which are constantly being replaced.


8 0
4 years ago
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