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AveGali [126]
2 years ago
12

According to Darwin’s theory of natural selection Why do species evolve over time

Biology
1 answer:
Luda [366]2 years ago
7 0

Answer:

According to Darwin, species evolve because those with undesirable or dangerous traits don't reproduce as much or die before they can reproduce. This causes the organisms with the most desirable traits that allow for higher reproduction or survival rates (which go hand in hand) to pass those traits on until they eventually evolve into a different species.

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An event that causes changes to the living or nonliving parts of an ecosystem is called a ________________?
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Answer:

Explanation:

2nd one

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3 years ago
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Why are environmentalists concerned about the introduction of genetically engineered trees? a. Genetically engineered trees are
slava [35]

Answer:

b. Genetically engineered trees could have unexpected interactions with organisms of natural ecosystems.

Explanation:

A genetically engineered tree has had it's dna undergo certain modifications through the use of genetic engineering techniques. Such trees are made to have faster growth rate, resistance to insects and diseases. Environmentalists are concerned about these trees and how they could affect the natural environment causing adverse effects to the natural organisms of the ecosystem.

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What are two functions performed by blood in the human body
VashaNatasha [74]
Hope this helps. Answer will be on image.

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3 years ago
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I am to lazy to write this so somebody answer these please
bezimeni [28]

Answer:

1. Photosynthesis is the process by which plants use sunlight, water, and carbon dioxide to create oxygen and energy in the form of sugar.

2.Cellular respiration, the process by which organisms combine oxygen with foodstuff molecules, diverting the chemical energy in these substances into life-sustaining activities and discarding, as waste products, carbon dioxide and water.

Explanation:

3.Both photosynthesis and respiration involve the conversion of energy from one form to another through a series of biochemical reactions. Both processes use and produce ATP in reactions that are carried out on membranes and are controlled by enzymes.

4.Both photosynthesis and respiration involve the conversion of energy from one form to another through a series of biochemical reactions. Both processes use and produce ATP in reactions that are carried out on membranes and are controlled by enzymes.

8 0
3 years ago
If a DNA sequence reads 3 – ACTTGC – 5, then what is the matching sequence on the opposing strand?
madam [21]

Answer:

5' - TGAACG - 3'

Explanation:

Adenine base pairs with Thymine

Guanine base pairs with Cytosine

8 0
3 years ago
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