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myrzilka [38]
3 years ago
10

Moving substances into and out of the cell is an active part of

Biology
1 answer:
Aleksandr [31]3 years ago
3 0

Answer:

facilitated diffusion?

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Search around your house. Name two examples of<br> objects that show mechanical energy.
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Riding a bicycle and sharping a pencil

Explanation:

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which choice is a chemical messenger that can directly influence gene expression? a. nonsteroid hormone b. steroid hormone c. AT
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Athletes and physically active people have increased needs for
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They have increased need to carbohydrates, protein, water and iron.

Carbohydrates is the primary source for energy and active people apparently need more energy for their daily activities.

Protein helps build muscles, even though they only need a small amount more of protein than normal people, they still require protein for muscle buildings.

Water has to be needed as they may excrete more sweat by active activities in the day time. Water can also help remove waster material from body.

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3 0
3 years ago
What can possibly kill sperm in the Great Sperm Race?
Lynna [10]

Answer:

Answer:

THE GREAT SPERM RACE:

A sperm's race to fertilize an egg is not so easy. Out of about 250 million sperm ejaculated into the human vagina during intercourse, not more than one in a hundred will survive the Great race to the end due to the hurdles it has to face in the hostile, ACIDIC CHAMBER to the cervix (it has hundreds of tiny branching tunnels that can trap, crush and slowly kill sperm).

If ovulation is not occurring soon the sperm will "drown in a thick flow of cervical mucus

8 0
3 years ago
During photosynthesis in plants, sunlight is captured by the chlorophyll to produce glucose. What is the source of the carbon in
Nata [24]

Answer:

I believe it is Carbon-dioxide

Explanation:

6 0
2 years ago
Read 2 more answers
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