Ajellyfish is an example of which of the following?
a. vertebrate
c. annelid
b. invertebrate
d. none of the above

Chicken pox and hepatitis are bacterial diseases. true or false?

Fan egg cell containing the (n+1) number of chromosomes combines with a sperm cell containing the (n) number of chromosomes, what is the result of this union? a) all future somatic cells of the organism will contain the (2n + 1) number of chromosomes. b) all future somatic cells of the organism will contain the (2n - 1) number of chromosomes. c) only certain somatic cells of the organism will contain the (2n + 1) number of chromosomes. d) all future somatic cells of the organism will contain the normal diploid number of chromosomes.

What is the most common structure of volcanoes?