What phyla of animals has the greatest number of species?

A. Arthropoda.
B. Chordata.
C. Mollusca.
D. Annelida.
E. Nematoda.


A. Arthropoda.

Biology & Microbiology

You might also like to view...

Vascular plants can be divided into ____ groups according to how they complete their life cycle, particularly the dispersal phase

A. 1 B. 2 C. 3 D. 4 E. 5

Biology & Microbiology

The largest and strongest males develop a

harem. b. A female bird will mate only with males that perform the best courtship displays. c. Members of a sorority usually marry fraternity brothers. d. Some males mate with any female they encounter. e. Female birds of paradise select the most colorful males as mates.

Biology & Microbiology

Bacterial endospores are medically important because

A) they are susceptible to antibiotics. B) they resist ordinary cleaning and sanitizing methods. C) all spore-forming bacteria are pathogenic. D) all of the above.

Biology & Microbiology

The first dinosaurs appeared during the ________ period

Fill in the blank(s) with correct word

Biology & Microbiology