Coral reefs are one of the oldest ecosystems on earth

True or false?

Offspring receive how many alleles of a particular gene from each parent?

What kind of organisms make up a food web

An important purpose of a cell wall in bacteria is to prevent the cell from adhering to other cells. prevent the cell from collapsing, prevent the cell from being eaten. allow the cell to live in water. allow the cell to take in nutrients.

What is a landslide that happens on a curved suface called

Taphonomists would probably conclude that hominins had scavenged meat from an animal carcass they did not kill if fossil animal bones:

Which gas is a source of natural groundwater pollution im thinking its carbon

How many atoms of each element are in the chemical formula p2 O5

Organisms that have groups of specialized cells organized into organs are always

What is a cell how does it effect the body

A farmer crossed a yellow maize plant (Yy) with another yellow maize plant (YY). He planted 200 seeds from this cross. How many of the plants would be yellow?