DDT was hazardous because it:

A. decomposed too quickly

B. killed everything it was sprayed on

C. increased the amount of bacteria in soil

D. was carried all over the world by wind

Identify the structures a virus can contain. Check all that apply. nucleic acid ribosomes cell membrane capsid envelope

Which would most likely favor species survival in changing environmental conditions

1. Natural selection acts directly on an organism's

Name two things found in a plant cell that are not found in an animal cell

A scientist is studying genes with complete dominance in flowers. If one parent is homozygous for the dominant gene, what principle is true no matter what genes the other parent carries? A. All offspring will be affected by the dominant trait. B.

What kind of mixture is blood?

Give a basic definition of evolution as taught in this Unit 2. Answer should be at least 3 sentences long and include at least 4 key terms learned throughout the lesson.

RNA and DNA are similar because: a. both contain the sugar deoxyribose b. they are both composed of nucleotides c. both contain the nucleotide Uracil d. they are both always double-stranded helices

Chains of nucleotides from?

This is the energy stored as adipose tissue:.