What created oxygen in the early atmosphere

Photosynthetic bacteria

Asteroids hitting the earth

plankton

Volcanic eruptions

forests

Geneticists use probability to determine the likely numbers of specific types of offspring from two parents. true or false.

In which type of exercise would fat reserves be used to create ATP?

Why are most cells small, and why do they have cell membranes with many convolutions

A father has two copies of a lactose persistence allele, he is homozygous dominant. The mother has one copy of that allele, she is heterozygous. Both of the parents are lactose tolerant.

This organ contains a large number of phagocytes and is important for clearance of opsonized bacteria. People who have this organ removed are at higher risk for disseminated infections by encapsulated bacteria.

How can you tell if a specimen is a living organism using a microscope?

A group of educators from a local school district has formed a task force to investigate racial and ethnic identity. Activities have been planned to bring students from different cultures together in an attempt to achieve more diverse understanding.

Which is the priority assessment for the client with Guillain-Barré syndrome with rapidly ascending paralysis?

Why do communites change over time?

Difference between a virus and a parasite