You are observing an onion root tip going through mitosis. You notice that all of the chromosomes are lined up in the middle of the cell. Which phase of mitosis are you observing?

Duplicated eukaryotic chromosomes are composed of two ___________________ held together by a centromere and cohesion proteins.

The mitotic spindle fibers are made up of:

The enzyme that produces ATP and is powered by H+ flowing down their gradient is called:

To say a cell membrane is “selectively or semi-permeable” means:

Which reaction occurs inside the matrix of the mitochondria?

Structure 4 is the:

The four o’clock flower has incomplete dominance for flower color. RR=red; RW=pink; WW=white.  A red-flowered plant is crossed with a white-flowered plant.  What will be the F1 phenotypic ratio from this cross?

The base sequence of one DNA nucleic acid strand in a double helix is G-T-T-A-C-G. The sequence of its complementary strand is:

The process of reading a DNA template and building a complementary RNA strand is called: