A purebred chicken with white feathers is crossed with a purebred chicken that has black feathers. each of their offspring has both black and white feathers. why does this happen?

In an experiment, there are two groups. Which group is not changed in any way? A. hypothesis B. variable C. experimental D. control

A strand of mRNA has the bases cytosine-uracil. Which amino acid corresponds to these bases

Which of the following organisms is mostly responsible for changing nitrogen in the atmosphere into other nitrogen-containing substances? mice plants bacteria mushrooms

Which of the following can occur in a polar cell? Select all that apply. ◻ doldrums ◻ westerlies ◻ northeast trade winds ◻ southeast trade winds ◻ polar easterlies

What would happen to that same cell if it were placed in an environment that was pure 100% water?

Which of the following is best definition of technology A. The most recent electronic devices, B. Practical applications of scientific knowledge, C. The pursuit of scientific knowledge, D. The scientific process

List three significant differences between meiosis 1 & meiosis 2

What kind of process is glycolysis?

DNA may coil and condense into visible structures called

Which of the following is a major function of the cell membrane? A. To surround and support organelles in eukaryotic cells B. To receive and send messages between cells C. To provide rigid support to plant cells D.