Which of the following is the best definition of a scientific theory? A. A broad, well-supported explanation of related observations or events.

B. A plausible answer to a scientific question that is used to guide research.

C. A highly tentative statement about the natural world that is likely to be significantly changed or discarded.

D. A description of a natural phenomenon that is always observed to occur under specific conditions.

All living organisms are composed of a. only one cell. b. at least 100 cells. c. at least three cells. d. one or more cells.

Which codon is the code for the amino acid histidine (his)?

Pls in your opinion, what are the limiting factors that might affect the growth or diversity of our ecosystem? respond to this question in claim, evidence, reasoning format. 1. make your claim (i are the limiting factors that might affect the growth or diversity of our 2. follow the claim with 3 pieces of evidence. evidence may be taken from the reading, the videos, previous lessons, or googled answers. site sources, too. 3. use reasoning to explain why you chose your evidence.