An element is defined by its number of what?

protons

electrons

neutrons

all particles

What process begins with one parent cell and ends with two

The severity of a flood depends on which factor? A. the type of crops that are planted in the soil B. the increase in temperature and volume of water that runs into rivers and streams C. the thickness of paved surfaces D.

Within the water cycles, where do individual water molecules stay for the least amount of time?

Glue secreted by seaweed or barnacles is an adaption to which of the following environments? A shallow oceanic B rocky intertidal C deep ocean D sublittoral

Is responsible for the chromosome theory, which says that genes of inheritance are in specific locations on a chromosome.

Which is an example of a behavioral adaptation? Birds migrating in the winter a ducks's webbed feet a polar bears thick fur a gazelle's ability to run fast

Which of the following is a synapomorphy linking dinosaurs and birds? a. Loss of teeth b. Furcula c. Small size d. Endothermy

What is the term used for the situation when a body rotation and it's revolution take the same time

Compare and contrast active and passive transport

What two ways are bone cells and muscle cells alike