Which mammalian group lays eggs?

a. monotremes
b. eutherians
c. polytherians
d. metatherians
e. marsupials


ANSWER: a

Biology & Microbiology

You might also like to view...

Habituation can best be described as a form of _____

a. fixed action b. learned behavior c. stereotyping d. instinctual response e. observational learning

Biology & Microbiology

Liver cells convert ethanol to

a. water. b. carbon dioxide. c. acetic acid. d. ammonia. e. urea.

Biology & Microbiology

Nerve impulses from the vestibular apparatus travel to reflex centers in the ____

a. spinal cord b. brain stem c. cerebral cortex d. hypothalamus e. thalamus

Biology & Microbiology

If a human cell has two Barr bodies then the genotype of the individual could be

A. XXXY B. XXXXY. C. XXY. D. XYY.

Biology & Microbiology