Which of the following mutagens causes mutations by creating thymine dimers?
a. nucleotide analogs
b. nitrous acid
c. ultraviolet light
d. benzopyrene
e. gamma rays

How many chromosomes are in a gold fish?

Drag each tile to the correct box. arrange the phases of mitosis in the correct order. 1 (condensation of chromosomes) 2 (separation of chromosomes) 3 (formation of spindle fibers) 4 (alignment of chromosomes in the center of the cell) 5 (pinching of the cell membrane)

How can active reading strategies you? o a. they can you get into better physical shape. o b. they can you read fewer science articles. o c. they can you understand what you read. o d. they can you avoid reading altogether.