How do mass and weight differ?

What are the four main characteristics of DNA?

Select all that apply. Why isn't fire considered alive even though it can move and grow? It lacks complexity. It lacks cells. It lacks the ability to maintain homeostasis. It lacks DNA.

25 The basic unit of life is a (n)

Explain why cells don't just continue to grow larger as organisms grow larger. Why do cells divide?

Some antacid drugs block histamine receptors, resulting in reduction of the production and excretion of stomach acid.

Which statement best describes the relationship between activation energy and rate of reaction? O Increasing the activation energy can increase the rate of a reaction. O Reducing the activation energy can increase the rate of a reaction.

Definition: this is a haploid cell with half the reproductive information from the parent.

Does a cell use energy when molecules diffuse in or out of the cell? Why?

Below is a list of possible challenges. Check all errors that you mentioned in your answer. Traits other than beak type might affect natural selection. It could take many generations to observe adaptions to a population.

A farmer dug a well but did not find any water Which reasons most likely explain why the farmer did not find water? Check all that apply.