Which of the following is not caused by a gravitational force?

A. Gas and Dust come together to form a planet

B. Planets orbit a star

C. Two atoms come together to form a molecule

D. Stars cluster together to form a galaxy

(science)

R is the allele for red leaves r is the allele for yellow leaves If a plant has the genotype Rr, what phenotype does the plant express? Yellow Orange Red Gold

How do wetlands reduce flooding and erosion? (Site 1)

What is the function of a toll-like receptor? to bind to surface molecules present on phagocytes to bind to surface molecules present on pathogens to bind to cytokines to facilitate the extravasation of phagocytes?

Why does the rate of reaction slow and eventually become constant?

What do you call cells with a nucleus

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.