Which of the following is a gastropod?
(a) clam.
(b) snail.
(c) squid.
(d) octopus.
(a) clam.
You might also like to view...
Which of the following nitrogenous bases is usually found in RNA but not in DNA?
A. Adenine B. Uracil C. Thymine D. Guanine
Which pattern of diploid and haploid phases reflect the life cycle in some fungi and algae, but not
plants or animals?
a. alternation between haploid and diploid generations b. two haploid generations followed by a diploid generation c. one haploid generation followed by two diploid generations d. a life cycle that limits the diploid state to a single cell produced by fertilization e. a life cycle that limits the haploid state to a single cell which is immediately fertilized
Which of the following is NOT true
concerning endometriosis?
a. tissues that line the uterus grow in other places in the pelvis b. oviducts become scarred c. pregnancies are otherwise normal d. intercourse is painful e. all of these are NOT true concerning endometriosis
After his return to England, Darwin most pondered which question?
a. What could explain the great numbers and variety of species? b. Does the fossil evidence support uniformitarianism? c. Are the extinct and living armadillos the same species? d. Did Galápagos mockingbirds have a common mainland ancestor? e. Will natural selection work in England?