You have learned in biology class that a substance called chlorophyll makes leaves green. you guess that perhaps leaves change color because they do not produces chlorophyll when temp gets colder. what have u done

Select which base is not contained in the final product of DNA transcription. A. Cystosine B. Uracil C. Thymine D. Adenine

When consuming a renewable resource, what is critical to keep in mind? A. using non-renewable resources as alternatives B. geographical disparity C. the source D. rate of renewal

If an animal cell is living in water that is much saltier than the cell's cytoplasm, the water A. will enter the cell. B. will move out of the cell. C. will enter the cell, bind salts in the cytoplasm, and then leave the cell. D.

Phospholipids are used: a. to form water b. to organize the dna of the cell c. to form the membrane of the cell d. to make proteins e. to replenish amino acids

What is the longest bone in your body and where is it located?

Which of the following is a sterile part of a flower? my choices are: pistil stamen sepal none of the above

What is the name of the science tha deals with taking x-rays

How do proteins travel from the endoplasmic reticulum to the Golgi apparatus? A. A part of the endoplasmic reticulum pinches off, forming a transport vesicle. B. A protective coating around the protein transports it to the Golgi apparatus. C.

Shortly after the zygote is formed, it begins the processes of duplication and division. each resulting new cell has:

Which of these planets atmospheres would be most able to support a colony of humans