3 terms


Gregor Mendel concluded that each pea has two units for each trait, and each gamete contains one unit. Mendel's "units" are now referred to as ________.
A) genes
B) characters
C) alleles
D) transcription factors
E) none of the above
A ________ is a portion of DNA that resides at a particular locus or site on a chromosome and encodes a particular function.
Peas were a good organism of choice for Mendel because
A) They cannot self-fertilize
B) They cannot cross-fertilize
C) He could study one trait at a time
D) The traits were difficult to visualize
E) All of these are correct
He could study one trait at a time