Which term refers to a small muscular bulb in the sea star's foot that contracts and forces fluid into the tube foot?
a. ossicle
b. radial canal
c. ring canal
d. ampulla
Answer: d. ampulla
Biology & Microbiology
You might also like to view...
The most accurate description of an organism with
genotype AaBb is a. homozygous dominant. b. heterozygous. c. heterozygous dominant. d. homozygous recessive. e. heterozygous recessive.
Biology & Microbiology
Stack of chlorophyll-containing thylakoids in a chloroplast.
What will be an ideal response?
Biology & Microbiology
Potassium ions are at high concentrations inside of cells including in neurons.
a. true b. false
Biology & Microbiology
The most common type of connective tissue in the human body is
A) fibrous connective tissue. B) adipose tissue. C) loose connective tissue. D) bone.
Biology & Microbiology