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