55. Which of the following are considered natural satellites? A. Moons
B. Planets
C. Comets
D. All of the above

As a result of wildfires, in grasslands. a) tree growth increases b) grass growth increases c) soil quality decreases d) invertebrate variety decreases

You have just sequenced a new protein found in mice and observe that sulfur-containing cysteine residues occur at regular intervals. what is the significance of this finding? it will be important to include cysteine in the diet of the mice. cysteine residues are required for the formation of α helices and β pleated sheets. cysteine residues are involved in disulfide bridges that form tertiary structure. cysteine causes bends, or angles, to occur in the tertiary structure of proteins.

What is the name of the group of elements that are a good conductor of heat? (5 points) select one: a. alkali metals b. halogens c. noble gases d. nonmetals