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katrin2010 [14]
3 years ago
11

The enzyme that unwinds a segment of the dna molecule is

Biology
1 answer:
ASHA 777 [7]3 years ago
3 0
That would be the helicase.
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What is the definition of a hypothesis ?
mixer [17]
A hypothesis is an educated guess while using reasonable thinking, about the answer to a scientific question. Although it is not proof in an experiment, it is the predicted outcome of the experimentation. It can either be supported or not supported at all, but it depends on the data gathered. 
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4 years ago
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A always pairs with ______
Degger [83]

Answer:

thymine(t)

cytosine(c)

56

44

35

Explanation:

A always pairs with T, so 56 A's will pair with <u>56</u> T's

G always pairs with C, so 44 G's will pair with <u>44</u> C's

100 base pairs means there are 200 bases present altogether

out of 200, we have 65 T's so ultimately we will have 65 A's

we are now left with 70, of which have will be C and half G, which gives 35 C's and G's

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3 years ago
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How are these genes related?
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C is your answer because when genes are close together on the same chromosome there strongly linked meaning that that gene will most likely be inherited as a unit more frequently than others
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3 years ago
What are some similarities and differences between oligopolies and monopolies?
iris [78.8K]
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Give examples of types of pollution and the effects on water quality (examples: sedimentation, stormwater runoff, naturally and
jeka94

Answer:

Sewage, oil, pesticides and fertilizers affect water quality.

Explanation:

There are three types of pollution i. e. air pollution, soil pollution and water pollution. Smoke and smog are present in the air is the example of air pollution, waste product, using of pesticide and industrial dumping are the example of soil pollution and chemicals in water due to runoff of fertilizer, sewage and oil are the main agents of water pollution. These three types of pollution adversely affected the water quality. Water quality will be affected when the fertilizer or pesticides runoff from land to water bodies. Sewage and oil also lowers the quality of water.

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