The nucleic acid that replaces thymine in RNA

Some bacteria live in hot springs. their cells contain enzymes that function best at temperatures of 70 c or higher. at the temperature of 50 c how will the enzymes in these bacteria cells most likely be affected?

Explain the process that occurs when a flowering plant reproduces.

Define cellular respiration.?

A client having an ischemic stroke arrives at the emergency department. The health care provider prescribes tissue plasminogen activator (tPA). Which client statement would be most important to clarify before administering tPA? 1.

The use of wells to obtain drinking water is a modern convenience

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.