The stars with the coolest surface temperature fall into which spectral class?

A. A

B. B

C. G

D. K

E. M

F. O

What is a static graph

My wife and I had three girls in a row, Amber, Melissa, and Camila and then we had a boy, Steven (so 3:1 ratio girls to boys). What is the chance that our next child - if we were to have one would be male?

To test the effectiveness of an allergy drug, scientists begin with a pool of 12,000 allergy sufferers. One randomly selected group of 6,000 subjects is given the drug, and the other 6,000 are given a pill without the active ingredient.

What are the different kinds of gametes a heterozygous female can produce?

A condition characterized by white patches on the skin caused by the destruction of melanocytes is called

How do enzymes catalyze chemical reactions (don't just say "they lower the activation energy", give me specific mechanisms) ?

What must happen before the cell can go through mitosis? Interphase.

Belle's grandfather lives in a region where the temperature drops below 0*F at night. When belle visited her grandfather, they hiked up a hill. Belle noticed that a lot of rock had cracks in them.

The genetic condition of an organism that has two identical alleles for a given trait.

Which level of biological classification is the lowest level that butterflies