If you found two fossils in two different layers of sedimentary rock stacked on each other, how would you know which is older?

What is a wave-cut platform

An irritation of the stomach lining results in: a) ulcer b) gallstones c) hemorrhoids d) appensicittis

What are the two techniques used to create a DNA profile in this experiment? What function does each perform?

Genes that are encoded for polymerases, gyrases, ribosomal proteins, and other proteins essential to replication, transcription, and translation are A) chromosomes. B) plasmids. C) chromosomes and plasmids. D) neither chromosomes nor plasmids.

Which is inference? You measure A plants height every day for a week-you give a plant the same amount of water every day-every day for a week you collect data on a plants movement - After watching a plant for a week, you determine it needs more

Scientest distinguish whether an entity is living or non living by describing of life

Write your own 1-2 sentences that explains how the following words are related: Traits, Genes. Alleles. Here

List the levels of organization in a multicellular organism in order from simplest to most complex

I'm writing a 5 para for science ab skin cancer. i have a lot of info but i am having trouble wording it. how should i paraphrase this? "Skin cancer is the uncontrolled growth of abnormal skin cells.

Speciation that results from the formation of a geographic feature that isolates some members of a population from other members is an example of: a. allopatric speciation b. directed speciation c. stabilizing speciation d. sympatric speciation