How does the natural process of meiosis support evolution?

Give one way that osmosis is similar to diffusion

Explain how energy moves through a food chain and a food web.

Buffy stayed out in the sun too long Saturday. She woke up Sunday morning and most of the skin on her body was red, painful, and slightly swollen.

A segment of DNA that codes for the ability to make one type of protein molecule is knows as an? A) axon B) codon C) gene D) intron

Huntington disease can strike at an earlier age and bring about a more rapid degeneration and death in successive generations within a family. This phenomenon can be explained by which mechanism? a. Presence of a transposable element in the gene. b.

How long does gunpowder residue remain on a shooter's hands? A few hours About 24 hours A few days About a week

Why are some planets made of frozen gases and others solid?

The skin is the primary organ of the

What is true for urochordates? A. The notochord is present throughout their lives. B. The notochord is present only in the larval stage; it is absent in adults. C. The notochord is present in the larval stage; it becomes vertebrae in adults.

What term is used to refer to a characteristic of a population in statistics?