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cluponka [151]
3 years ago
5

What do humans need to travel in space that robots do not need?

Biology
1 answer:
Airida [17]3 years ago
8 0

Answer:

Astronauts must have oxygen, food, water, and rest. As for the robots they don't need that

Explanation:

Your Welcome<3

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When the Australian wildfires occurred, what short-term effect did the
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Answer:

A. Plants and/or animals relocated or died.

Explanation:

Plants and animals will eventually come back, so that is a short-term effect on the ecosystem.

Hope this helps! :)

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3 years ago
Most of the minerals within an ecosystem are recycled and returned to the environment by direct activities of organisms known as
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D. Decomposers return everything back to the environment
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3 years ago
If Mr. and Mrs. Johnson had four children together, what color of hair would the children likely have?
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If the parents have black hair then all the kids would have black hair (a)

if one parent has blonde hair and the other has black hair then 2 kids would be blonde and 2 would have black hair (d)

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7 0
3 years ago
Which of the following is a correct difference between active transport and facilitated diffusion?
sweet-ann [11.9K]

Answer:

Active transport requires energy from ATP while facilitated diffusion does not

Explanation:

Active transport and facilitated diffusion with the use of channel and carrier proteins are both ways by which ions, polar and large molecules cross a selectively permeable membrane.

The major difference is that; Active transport transport these particles from a low to high concentration, which is against concentration gradient and hence, energy is required to perform the task

Facilitated diffusion transport from a high to low concentration, which is through a concentration gradient and hence, no energy is required to perform the task.

6 0
4 years ago
2. "Natural selection is usually thought of as an agent of change in populations, but it can also act to maintain the status quo
ioda

Answer:

Those organisms survive and maintain its population who are chosen by natural selection.

Explanation:

This statement means that when the population experiences a new set of environmental conditions, two things are happened i. e. the population either adjusts through natural selection or becomes extinct. The fossil of dinosaur indicates that extinction occur due to changed in the environment. If the population made changes in itself and adapt the environment then the organism survive otherwise extinction occur.

7 0
3 years ago
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