When a piece of zucchini is soaked in salt water, the zucchini breaks down and loses its firmness. Which best explains what happened

Why is is important for a single gene to be able to produce hundreds or thousands of the same RNA molecules?

On a phylogenetic tree, which term refers to lineages that diverged from the same place? sister taxa basal taxa rooted taxa dichotomous taxa

Which are possible functions of skeletal muscles? a. maintenance of posture b. both highly coordinated and localized simple movements c. temperature regulation d. support of certain body organs e.

After humans migrated out of Africa, where did they inhabit first? a.) Siberia b.) North America c.) Europe d.) South America

What is the effect of differential reproduction over time? How is the sickle-cell allele maintained through natural selection?

The fittest organisms in an environment survive and reproduce what is the name for this process

The ability of a substance to burn

If all copepods died

Darwin found fossils of marine organisms high in the andes mountains. what did this lead him to believe?

When constructing the dna molecule what did you notice about the the orientation if the two strnads