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pishuonlain [190]
3 years ago
7

Why does sound need a medium

Biology
1 answer:
erastova [34]3 years ago
8 0

Answer:

it may be:

C and D and B the longer the empty space the longer the sound well go

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Which hormones are involved in building and maintaining healthy bone tissue? select all that apply?
gavmur [86]
Answer;
Insulin and the growth hormone
The hormones that are involved in building and maintaining healthy bone tissues are Insulin and growth hormone


Explanation;
Insulin has some anabolic properties for bone. It is uncertain whether insulin stimulates bone directly or indirectly by increasing muscle work and thus skeletal loading. 
Growth hormone is a peptide hormone secreted from the pituitary gland under the control of hypothalamus. It directly and through IGF-I stimulates osteoblast proliferation and activity, promoting bone formation. Additionally it stimulates osteoclast differentiation and activity,promoting bone resorption. 
8 0
3 years ago
For each molecule of glucose consumed, how many times does the Krebs cycle occur?
bagirrra123 [75]
For each molecule of glucose consumed, the Krebs cycle occurs: D. twice
1 glucose --> 2 pyruvate, each one entering the Krebs as acetyl-CoA
3 0
3 years ago
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The circulatory and respiratory systems work together to provide cells with oxygen and nutrients and remove waste products, such
Kipish [7]

Answer: It's c

Explanation:

When we need more oksigen our body reacts and make heart to beat more faster so there will be more blood circulating and will compensate the dyoksid carbon that is produce with oksigen

6 0
3 years ago
Cherry cells have 32 chromosomes. how many chromosomes do each of the daughter cells produced by mitosis have?
romanna [79]
They have the same 32 they are diploid. Meiosis makes haploid cells so there would only be 16.
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I think houseplants improve the quality of indoor air.
Alex17521 [72]
Yes they do, indoor plants remove pollutants from the air by absorbing these gases through their leaves and roots.
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