A vertebrate's circulatory system would include:a

open blood vessels.
b. closed blood vessels.
c. hemolymph.
d. a hemocoel.
e. hemocyanin


b

Biology & Microbiology

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Zooxanthellae provide some of the nutritional requirements of coral in the form of:

a. glucose. b. fats. c. amino acids. d. a and c e. b and c

Biology & Microbiology

Fertilization typically occurs in the ____

a. ovary b. oviduct c. uterus d. cervix e. vagina

Biology & Microbiology

Increases in temperatures have been associated with ________ in the body size of endothermic animals

Fill in the blank(s) with correct word

Biology & Microbiology

Please explain how horizontal gene transfer is different than sexual reproduction

What will be an ideal response?

Biology & Microbiology