Glucose is a molecule that can move across the cell membrane. If the concentration of glucose is higher outside the cell then what will happen by the process of diffusion?

Which describes radioactive decay of a substance

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

Aparent with freckles is crossed with a parent without freckles. the punnett square shows the possible genotypes and phenotypes of the offspring. which statement accurately describes the probability of phenotypes? a.the offspring are more likely to have freckles. b.the offspring are more likely to have no freckles. c.the likelihood of the offspring having freckles and not having freckles is the same. d.the likelihood of the offspring having freckles and not having freckles cannot be determined.