What is nessecary for a convection cell to be set up in a fluid?

1.) Thermal gradient and changes in density.

2.) Changes in density

3.) Thermal gradient

What is the procedure that removes the foreskin around the glans penis?

Asthma is a respiratory disorder that causes constriction of the airways. This constriction may cause difficulty in breathing.

According to the concept of survival of the fittest if a population of birds eat worms

List vertebral column bones in correct order from Cervical to Coccyx.

The products in cellular respiration are ___. a. glucose and oxygen b. water, oxygen, and ATP c. carbon dioxide, water, and ATP d. carbon dioxide and glucose

What does "leeward" mean?

Which lipid acts as a chemical messenger? a. adipose tissue b. cholesterol c. testosterone d. beeswax

The degradation of alanine yields pyruvate and the degradation of leucine yields acetyl coa. can the degradation of each of these amino acids directly replenish the pool of tca intermediates? explain why or why not.

How does the Arthropod growth curve differ from the growth curve of most other animals?

Which of the following microscopes has the lowest resolution TEM SEM dissecting electron