Four of the five answers listed below are
characteristics of cnidarians. Select the
EXCEPTION.
a. larvae
b. polyp
c. gill slits
d. medusa
e. nematocysts
C C
You might also like to view...
The characteristics of a given population over time are ________
A. Dynamic B. Static
HeLa cells were critical in _____
a. developing the polio vaccine b. developing a cure for malaria c. understanding fertilization d. developing a cervical cancer vaccine e. understanding cloning
DNA and RNA are alike in that they
a. both have same pentose sugar. b. use the same nitrogenous bases to assemble the genetic code. c. have the same number of strands. d. both play vital roles in gene expression. e. are both made in the cytoplasm.
What percentage of the world's tropical forests has been cut down for cropland, fuel wood, grazing land, and timber?
a. 20 percent b. 30 percent c. 40 percent d. 50 percent e. 60 percent