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Natalka [10]
3 years ago
8

A crime scene investigator might study dna to find out...

Biology
1 answer:
Alja [10]3 years ago
4 0

Answer:

who did the crime

Explanation:

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In the early 1900s a scientist hypothesized a link between DNA and the production of proteins in the cytoplasm. However, the fac
Vladimir [108]
Let us go over the definitions and the functions of each term:
a) Gene is a bit vague but in general it means a part of DNA that encodes one protein. Genes are the building blocks of our genomes but not the answer to this question.
b)mRNA. This is correct. The name itself means messengerRNA and its role is to copy the genetic information in the nucleus and bring it outside to be translated into protein.
c) ATP is an important molecule in our metabolism; energy is stored in this molecule and then used. It has no relationship to the mechanisms concerning DNA.
d) Thymine is one of the 4 nucleotide bases that are found in DNA, the other three being guanine, cytosine and adenine. They are essential components of a nucleotide (building blocks of DNA and RNA) but again, they do not transfer information out of the nucleus.
4 0
3 years ago
Complete burning of plant material returns carbon primarily to the
yawa3891 [41]
Atmosphere is the answer
7 0
3 years ago
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In a maternity ward, four babies become accidentally mixed up. The ABO blood types of the four babies are known to be. Baby Jane
nydimaria [60]

Answer:

See explanation

Explanation:

We inherit our blood groups from both parents. Our blood type is controlled by a single gene. This gene displays 3 different allelic pairs which must include A, B or O.  A child is expected to receive one of the three possible allelic pairs from each of the both parents. This means that there are six possible genotype and four possible phenotype for the child.

Given that Christopher's parents (Andersons) are AB and O,Christopher can have a B blood group.

Given that John's parents (Browns) are A and O, it explains how John can have blood group A.

Given that The Christiansons are A and AB, they can give birth to Robin whose blood group is AB.

Since the Dietrichs are O and O, the only possible blood group of their child is O, hence they are definitely the parents of Jane.

7 0
3 years ago
Explain how a dead organism may become a fossil.
MrMuchimi
When the organism dies in a moist or wet area the organism gets covered in mud and the mud hardens like a rock. 
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4 years ago
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The tendency for a solution of water and solutes to take up water across a selectively permeable membrane is called
olasank [31]

Answer:

Osmosis.

Explanation:

Osmosis is defined as the passive transport in which net movement of water across the membrane from high water area potential to low water area potential. The membrane is known as selectively permeable membrane moved by a concentration of solute both sides of the membrane.

Selectively permeable membrane is a membrane which is selective in nature that allows unrestricted passage of water molecules, but not solute molecules.

5 0
3 years ago
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