Internal fertilization only occurs by copulation
Indicate whether the statement is true or false
FALSE
Biology & Microbiology
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Sponges are heavily preyed upon by marine fishes
Indicate whether the statement is true or false
Biology & Microbiology
Deposits of shells from ancient _____ are mined as chalk and limestone
a. dinoflagellates c. radiolarians b. diatoms d. foraminiferans
Biology & Microbiology
Destruction of the corpus luteum results from a
__________ levels if pregnancy does NOT occur. a. decline in chorionic gonadotropin b. decline in LH c. surge in progesterone d. spike in LH e. spike in estrogen
Biology & Microbiology
The orderly replacement of one community by another is known as:
a. character displacement. b. succession. c. coevolution. d. the edge effect. e. competitive exclusion.
Biology & Microbiology