Which of these activates the forebrain when there is important information to

be processed?

A. Limbic system

B. Nervous system

C. Arousal system

D. Reticular activating system

Which of the following best describes the structural relationship between genes, chromosomes and DNA? A. Genes consists of two long strands of chromosomes, and each of these two strands consists of molecules called DNA. B.

Interest in protecting biodiversity is a relatively recent movement that coincided with the onset of global warming. true or false

What were the dominant land animals during the Jurassic and Cretaceous periods as suggested by the fossils found

How old is the planet

In terms of adaptation, what advantage does sexual reproduction provide for a species?

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.