When a plant performs respiration it behaves as a

A. carbon source

B. producer

C. consumer

D. carbon sink

What is a property of water

What is the harmul result when exesseve amout of fat is burned?

Which are characteristics of all bacteria? Check all that apply. They lack a nucleus. They have a nucleus. They eat other organisms. They make their own food. They are eukaryotes. They are prokaryotes.

What is the driving force for the movement of the lithospheric plates? A unequal distribution of heat in the oceans B unequal distribution of heat within Earth C heat from the sun D heat in the atmosphere

Why might two elements possess similar chemical properties? A. They belong to the same group of the periodic table. hey have the same physical state. c. They have similar physical properties. D. They belong to the same period of the periodic table.

What is the function of Placenta? During which stage is it completely formed? & How will the fetus body temperature be regulated after birth? During which stage does this method of regulation develop?

How are karyotypes used to determine the presence of genetically inherited chromosomal disorders?

Arrange these energy sources from highest to lowest percentage of worldwide use. 1. Petroleum 2. Nuclear power 3. Wind power

Which of the following is a species? a. A monophyletic group of beetles who share a common ancestor and can be distinguished from the most closely related group of beetles b.

What other questions do you have about formation of earth's surface features.