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Sauron [17]
3 years ago
7

What are root hairs responsible for?

Biology
1 answer:
astraxan [27]3 years ago
4 0
To collect the water and mineral nutrients.
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What are some other activities that would be considered intense exercise?
Sergeu [11.5K]

Answer:Hiking uphill.

Cycling more than 10 miles per hour or steeply uphill.

Swimming fast or lap swimming.

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Explanation:

For an activity to be vigorous, you need to work at 70 to 85 percent of your maximum heart rate, according to the American Heart Association. Examples of vigorous exercise include: running. cycling at 10 mph or faster

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The answer is B

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