Which best describes the intertidal zone?

A. always covered with salty water

B. always dry

C no organisms are able to survive because they are constantly moved by waves

D. has changing conditions as the ocean alternates between high and low tides

Identify natural selection as a mechanism for the evolution of a population

What will happen if you get a mole of moles

Describe how energy flows into, through, and out of the owl's food web.

Introducing invasive species to an call system results in an increase in biodiversity? True or false?

I wonder if fish and marine mammals drink salty water

Bio Bio bio question A scientific idea that has not been tested is a :

Which vitamin does the human skin synthesize from the Sun's ultraviolet light?

Since dinosaurs cannot swim how can a fossil be found on all continents

Four different segments of a DNA molecule are represented below

Why is the action of phagocytes considered a nonspecific response? A It does not occur at any specific temperature. B It is not involved with the production of any specific type of lymphocyte. C It does not respond to any specific type of hormone.