An endoplasmic reticulum is rough or smooth, depending on the presence of

A. a nuclear membrane.

B. mitochondria.

C. ribosomes.

D. proteins.

What is meant by term wilting

Where in the world is there the most water?

How does the hydronium ion form? What is it's formula?

How many feet of intestines does the human body have?

The last dinosaurs are found in rock layers at the end of the mesozoic era. in what period will you find the last dinosaur fossils?

How energy in gasoline is transformed in a lawn mower

Which observation was a sign that a chemical reaction was occurring in this experiment A) formation of a solid B) change in color C) formation of gas bubbles D) production of light

Cells in multi-cellular organisms A) All look the same B) All have the same function C) Are often quite different from each other D) Are the same size in every part of the organism

Why is it necessary to cool a hot supersaturated solution slowly during a recrystallization?

Name the two energy-equivalent molecules that contain three phosphates as part of their structure. what makes these two molecules different? how many high energy phosphate bonds do they contain? nutrition