Which of the following are cartilaginous fish?

A. lampreys and lungfish
B. sharks and rays
C. caecilians and coelecanths
D. hagfish and lungfish


B

Biology & Microbiology

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Because golden rice was developed to deal with problems of ____________________ deficiency, it is considered a(n) ____________________

Fill in the blank(s) with correct word

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What is the key concept addressed by the question?

What will be an ideal response?

Biology & Microbiology

The large, ancient land mass that contained all the

continents is called a. Laurasia. b. Pangea. c. Gondwana. d. Atlantis. e. Europa.

Biology & Microbiology

Water can serve as a human reservoir of Vibrio cholerae.

a. true b. false

Biology & Microbiology