As energy moves through an ecosystem,

Can mutations occur in both DNA and RNA nucleic acids?

When a person is active most of the body heat is generated in the brain heart and endocrine glands?

The growth of algae in ocean water is limited by their need for a. warm ocean currents. b. carbon dioxide and sunlight. c. dissolved oxygen. d. low salinity.

Amphipathic molecules possess only hydrophilic properties. possess only hydrophobic properties. possess both hydrophilic and hydrophobic properties. possess neither hydrophilic nor hydrophobic properties. tend not to interact with other molecules.

What type of cells do not undergo mitosis

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.