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Minchanka [31]
3 years ago
14

Which of the choices below provide direct evidence of evolution

Biology
2 answers:
aleksandr82 [10.1K]3 years ago
5 0
D - both fossils and DNA can be used to show direct evidence of evolution
den301095 [7]3 years ago
3 0
A and C


They both can be compared to present or past objects to show how they have changed or evolved over time
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Why is evolution considered a scientific theory?
mr Goodwill [35]

Answer:

I believe it is C

Explanation:

Scientists are still testing this theory so I believe it is a hypothesis.

Forgive me if I am incorrect.

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3 years ago
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Which food chain sequence can be found in this meadow?
Vikki [24]

Answer:

The correct answer is "grass -> grasshopper -> raccoon -> wolf"

Explanation:

Food chains are diagrams that represent the order at which organisms feed from each other, starting from producers that are able to make their own food, until quaternary consumers that feed from predators. In this case, the sequence of grass -> grasshopper -> raccoon -> wolf can be found in the meadow. Grass is a plant that function as producer, which is consumed by grasshopper (primary consumer), which is consumed by raccoon (secondary consumer), which is consumed by wolf (tertiary consumers). I attached the missing information in a picture.

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3 years ago
How does the digestive system work?
sergij07 [2.7K]
It takes the food you eat, breaks it up into small pieces, and turns it into energy
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3 years ago
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A research group has discovered an organism with cells that contain a previously undescribed organelle. They do some tests on th
Vlad [161]

Answer:

The suitable option will be - B

Citric acid cycle

Explanation:

The results were -

Glucose: None

CO2: Increase

O2: None

ATP: Increase

NADH: Increase

  • We know that the Citric acid cycle is also known as the TCA cycle (tricarboxylic acid cycle) or the Krebs cycle. This cycle occurs in Mitochondria in case of eukaryotes. In this cycle acetyl-CoA is oxidized which comes from carbohydrates, proteins and fats and energy is released in the form of ATP.  
  • water is also used in this process. NAD+ gets reduced to NADPH. In this system carbon dioxide is produced as a waste byproduct. ATP is produced as the main product. ATP is also used as a source of energy.

6 0
3 years ago
The bacteria inside a tube worm would be analogous to what organism in the ocean ecosystem near the waters surface?
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the answer is A. i learned this in biology

7 0
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