Which is NOT one of the four extraembryonic
membranes of the amniote egg?
a. albumin
b. amnion
c. chorion
d. allantois
e. yolk sac
A
Biology & Microbiology
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_________________ produces new species and _________________ takes them away.
A. Extinction; speciation B. Speciation; extinction C. Background extinction; mass extinction D. Gradual change; punctuated equilibrium
Biology & Microbiology
Which grouping of organisms is considered to have the greatest amount of diversity?
a. Kingdom b. Species c. Domain d. Order
Biology & Microbiology
The respiratory system includes all of the following structures except the
A) esophagus. B) trachea. C) larynx. D) lung.
Biology & Microbiology
Please explain how horizontal gene transfer is different than sexual reproduction
What will be an ideal response?
Biology & Microbiology