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pickupchik [31]

3 years ago

14

The respiratory pump facilitates the return of blood to the heart by ________.

1 answer:

Daniel [21]3 years ago

3 0

<span>raising the pressure gradient between abdominal and thoracic veins during inspiration</span>

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This question is confusing and i don't get it at all.<br> can anyone help??

BigorU [14]

Answer:

the correct answers are digestive,sensory,and nervous system

Explanation:

I added a pic idk if u can view but it verifies the answers hope it helps

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The largest number of individuals an ecosystem can support is call its ?

mylen [45]

Population because you are holding it

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2 years ago

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Which of the following was a major milestone that allowed for greater diversity of life during the Paleozoic Era?

uranmaximum [27]

3 i believe not 100 percent sure though

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3 years ago

Which one of these compound machines does NOT have a wheel and axle? A. bicycle B. zipper C. wheelbarrow D. tape dispenser

Zigmanuir [339]

Hello!

If you look at a zipper, you'll see that it doesn't have a wheel or an axle. A zipper links the <span>protruding teeth that the zip contains. Your answer would be B!

You can feel free to let me know if you have any questions regarding this!
Thanks!

- TetraFish</span>

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3 years ago

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Suppose that a dominant allele (P) codes for a polka-dot tail and a recessive allele (p) codes for a solid colored tail. In addi

Ber [7]

I believe that the answer is (A) , cause if their hetero then it could be a 50/50 chance so if its not (A) then it might be (D)

forgive me if i am wrong, have a nice day! :)

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3 years ago