Which of the following is an excitatory neurotransmitter secreted by motor neurons innervating skeletal muscle?

A) gamma aminobutyric acid

B) acetylcholine

C) cholinesterase

D) norepinephrine

Which characteristic of water allows for a spider to glide across the top of the water due to the strong hydrogen bonds among water molecules?

Discuss the claim that evolution-related regulatory genes show similar patterns of expression along the axis between the head and the abdomen in insects and vertebrates. be sure to include a discussion of what category of function (e. g.

One similarity between magnetism and gravity is Group of answer choices a. magnetism and gravity only work at close distances b. magnetism and gravity both exhibit a push and pull force c. Magnetism and gravity are both non-contact forces d.

What statement is true of prions? a) Prions are produced by viruses. b) Prion diseases can be prevented by cooking your meat. c) Prions are abnormally shaped proteins that cause spongiform encephalopathies.

Mitochondria are the ___ of the cell

What part of the human body is most covered in bacteria reddit?

Both Gregor Mendel and Alfred Wegener proposed ideas that were not accepted completely by the scientific community during their lifetimes.

In eukaryotic cells, where is DNA located? A. Cellular DNA is spread evenly throughout the cell. B. The majority of cellular DNA is located in the nucleus, with some DNA located in the mitochondria. C. All cellular DNA is located in the nucleus. D.

Where organism in the food web below below is likely to store the least energy?

Which organiam would aurvive an acidic environment best