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TEA [102]
3 years ago
5

What happens to your breathing when you’re working hard (exercising)?

Biology
2 answers:
Art [367]3 years ago
3 0

.....................

MakcuM [25]3 years ago
3 0

Answer:

It quickens

Explanation:

Your heart rate increases with an increase in activity, bringing more oxygen into the blood; this increase causes you to breath in more air than you would when your body is in a resting state.

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Which is characteristic of an enzyme ?
m_a_m_a [10]

Answer:

it provides energy for chemical reactions

Explanation:

enzymes are biological catalysts which speeds up a chemical reaction without changing itself.

as like catalysts providing activation energy for the reaction enzymes provides energy for a reaction

3 0
3 years ago
Name two ways that atoms can combine to become more stable in compounds
creativ13 [48]

Answer:wo processes by which elements can combine to form stable compounds are transferring electrons from one atom to another (ionic compounds) or by sharing electrons (covalent compounds).

Explanation:

i had that question before:)

6 0
3 years ago
Read 2 more answers
What are the three of vegetative propagation of turfgrasses?
alexgriva [62]
Sod, plugging, sprigging, and stolons<span>.</span>
7 0
4 years ago
Which sound would most likely have the lowest pitch?
Mandarinka [93]
A chriping bird i would say.
6 0
3 years ago
Suppose that a when a cell phone store charges 16$ for a car charger, it sells 92 units. When it drops the price to 15$ it sells
Bas_tet [7]
If you put the dollar decrease as x, you sell charge<span>
16−x</span>
dollars and sell<span>
92+4x</span>
units for a profit of<span>
(16−x)(92+4x)−(2+4x)</span>
dollars. the last subtraction because your cost is $1 per unit multiply out and
get<span>
P=−4<span>x2</span>−32x+1470</span>
which will have a maximum at the vertex<span><span>
x=−<span>b/<span>2a

</span></span>= <span><span>32/(</span><span>2(−4)) 
</span></span>
= −4

I hope the answer has come to your help. Thank you for posting your questions here in Brainly!


</span></span>
6 0
4 years ago
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