Which of the following is a false statement?

A

Some deserts we know today once had rivers and lakes.

B

Mass extinctions may have been caused by meteors.

C

Very few species have ever gone extinct.

D

Sometimes, species evolve to be more complex.

The three conditions that encourage the presence of marine life in the ocean are proximity to land, water depth and

It is raining in Little Rock, Arkansas, in the morning. Which state will probably experience rain by the afternoon?

Scientists are now able to make recombinant DNA, in which they transfer a gene from one species into the genome of another species. Which is an impact of recombinant DNA on the individual or society? A.

Which source causes the skin to warm up when a person stands in the sunlight on a hot summer day UV light microwaves radio waves infrared light

The doctor's handwritten prescription is difficult to read. To confirm the proper drug is being administered to the client, you should A. administer the medication as prescribed, doing your best to understand the doctor's prescription. B.

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.