Does diffusion require proteins?

What is the role of mitochondria in eukaryotic plant cell? A. To transport materials B. To provide a storage area C. To produce chemical energy D. To control chemical reactions

Which of the following can be explained with science? Plant growth Career options Moral value Meaning of life

As much as 90 percent of the oxygen in our atmosphere is the result of what?

What is it called when vesicles are used to move substances into a cell

Science vs pseudoscience

How are mitosis and meiosis similar? a. they both have prophase and metaphase. b. they both produce gametes. c. they both produce tetrads. d. they both reduce the chromosome number?

Blank is between the times when a cell is dividing

Magnetometers revealed that the basalt rocks along the mid-ocean ridges are aligned in alternating, symmetrical patters.

A scientist wants to find the percent of teens that like the taste of "brand X"lemonade over "brand Y" lemonade. She conducts a taste test of 500 teenagers. She gives each teen a bottle of lemonade with the labels showing the brand of each lemonade.

Ow many molecules of water are released during the polymerization of a 20 monomer-long cellulose molecule?