A molecule will become an ion when which of the following happens? -When the molecule is moving through a semipermeable membrane.
-When the surrounding solution is hypertonic or hypotonic.
-When it loses or gains an electron.
-When a molecule of ATP is present.

Which phrase is the best summary of the model shown? a. the transfer of the sun's energy through trophic levels b. a series of aerobic and anaerobic reactions c. a transformation of light energy into chemical energy d. the breakdown of food molecules

Which units ate used to measure both velocity and speed? check all that apply

Acertain species of fish can have either long or short fins. the allele for long fins is dominant over the allele for short fins. a heterozygous, long-finned fish is crossed with a homozygous, short-finned fish. of the offspring, will have long fins and be , and will have short fins and be .