Which of the following is a seedless vascular plant?
a. oak tree
b. fern
c. daisy
d. pumpkin

What is the relationship between absorbance of light and the rate of photosynthesis?

What evidence did mendel find that supported his law of independent assortment? a. some traits are controlled by several different genes. b. a trait can be passed on from a parent to an offspring. c. most traits have a dominant form and a recessive form. d. different traits are passed on independently of each other.

Which of the following determines the specificity of a dna probe? a. type of radiation b. level of enzymatic activity c. number of neutrons d. complementary base pairing