Fossils may provide evidence of:

Group of answer choices

a. all answers are correct

b. past biodiversity

c. temperatures of past environments

d. mountain building

Which plant would be best suited for a wetland ecosystem

What's the difference between a theory and a law?

Which process involves the transfer of energy from sugar to atp molecules?

Genetic disorders can result when chromatids fail to separate properly. During which phase is this problem most likely to occur? A. Prophase B. Telophase C. Anaphase D. Metaphase

Which one of the following are not hallmarks used to identify genes in an unknown eukaryotic sequence? A) operator sequences B) regulatory sequences (promoters, enhancers, and silencers) C) 5' and 3' intron splice sites D) ORFs (open reading frames)

Why does blood pressure decrease as the blood travels from arteriesto arterioles to capillaries?

Kangaroos that nurse their young in a pouch are what type of mammal? monotreme marsupial placental mammal

Sharon is a 32-year-old horse trainer. while training a young horse, she was thrown off of the horse and suffered a mild head injury. the nurse inquires about the use of a helmet.

What event is there basis for cell communication?

What do the amino acids tyr, asn, and thr have in common?