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jarptica [38.1K]
3 years ago
7

9. Assume that a DNA molecule contains 100 base pairs.

Biology
1 answer:
Tema [17]3 years ago
3 0
A.) Guanine = 45

B.) Adenine = (100 - 90 )/ 2 = 10/2 = 5

Hope this helps!
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Describe two ways that humans influence the cycling of matter in ecosystems.
Lunna [17]

Explanation:

Two important ways by which humans have affected the carbon cycle, especially in recent history, are: 1) the release of carbon dioxide into the atmosphere during the burning of fossil fuels, and 2) the clearing of trees and other plants (deforestation) that absorb carbon dioxide from the atmosphere

7 0
2 years ago
How do eukaryotic plant and animal cells differ from one another?
Ber [7]

Answer:

The eukaryotic plant animal cells are differ having some cell organelles in it.

Explanation:

The first difference is the cell wall, which is present in all eukaryotic plants. It gives shape and rigidity to the plants. But all the animal cell the outer covering is cell membrane. They lack cell wall.

All the plant cell have chlorophyll pigment. It helps them to photosynthesis. In animal cell, chlorophyll molecule are absent. So they depend on plants for their food.

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All animal cells have lysosomes, which help in digestion of various materials in the cell. Plants does not contain lysosomes.

Besides this organelles all other structure of plant and animals are similar. They both have nucleus, DNA, cytoplasm, mitochondria, etc.

4 0
3 years ago
During a knee flexion exercise, when you begin to fatigue what movement will you attempt to perform? Why?
nignag [31]

Knee flexion exercise is an exercise that involves bending the leg at the knee joint, thereby reducing the gap between the lower leg and upper leg.

The benefit of this exercise includes:

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The voluntary action that i may perform after experiencing fatigue from the exercise is to Stand Upright.

The action will helps my lower leg and upper leg to regain normal posture, thereby reducing the muscle tension around my knee.

Learn more about knee flexion exercise here

<em>brainly.com/question/22466488</em>

7 0
3 years ago
HELP PLEASE 20 POINTS
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