Biology
Biology, 18.01.2020 06:31, diazsindy

Which best explains the circulation system within mammals?

a. mammals use a closed, double-loop circulatory system aided by a four-chambered heart.
b. mammals use a closed, single-loop circulatory system aided by a four-chambered heart.
c. mammals use an open, double-loop circulatory system aided by a four-chambered heart.
d. mammals use a closed, single-loop circulatory system aided by a three-chambered heart.

answer
Answers: 1

Other questions on the subject: Biology

image
Biology, 21.06.2019 19:30, keving4three
1. the is the thinnest part of the earth. 2. the is the thickest part of the earth. 3. what metals are mentioned in the text?
Answers: 1
image
Biology, 22.06.2019 00:10, talanna394
Ineed some everybody. the production of cells during mitosis into specialized function is called: recombination or differentiation
Answers: 1
image
Biology, 22.06.2019 01:00, joelpimentel
Acquired mutations can result from radiation pollution toxins inheritence select all that apply
Answers: 1
image
Biology, 22.06.2019 03:20, warnene17
Jasmine, at 33 months of age, is able to engage in some self-care behaviors but still has trouble with tasks such as putting on socks. a few months later, she accomplishes this same task relatively easily. the change in abilities is most likely due to
Answers: 3
Do you know the correct answer?
Which best explains the circulation system within mammals?

a. mammals use a closed, dou...

Questions in other subjects: