How many teeth does a shark have?

When a plant stem bends towards sunlight, what change does auxin promote in the cells on the side of the stem away from the light? A. Translocation B. Cell differentiation C. Cell elongation D. Transcription

How is sneezing an involuntary action?

These compounds are used to carry out chemical reactions and regulate metabolism in organisms?

Chromatin, the structural component of eukaryotic chromosomes is composed of what

After applying a tourniquet, the injury from a patient's leg stops bleeding. this is called:

A male tree frog migrates to a new habitat with little ground vegetation and many tall trees. Jumping is the safest way for the frog to move from tree to tree.

Select the correct answer. Neurofibromatosis, a genetic disease caused by mutation on the NF1 gene, follows an autosomal dominant pattern of inheritance.

Which of the following is NOT a way a cell can increase its surface area A. decrease its volume B. add organelles C. let water out of the cell D. all of the above

Using a pH meter, you find that egg whites have a pH of nearly 8 and egg yolks have a pH near 6, if litmus paper turns blue in bases and red in acids, which part of eggs would turn litmus paper blue? A. both B. egg whites C. egg yolks D. neither

With all his gear neil armstrong weigh 360 pounds on earth when he landed on the moon he weighs 60 pounds why