Which event cannot be determined by looking at the annual rings of a tree?
a. Evidence of fires
b. All can be determined by looking at the annual rings of a tree
c. Evidence of pests in the community
d. Age of the tree
e. Evidence of diseases in the community
b
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List several functions of epithelial tissues
What will be an ideal response?
Which of the following is not a modern ape?
a. Gibbon. b. New World Monkey. c. Chimpanzee. d. Gorilla. e. Orangutan
Which cellular structure is the "shipping center", responsible for packaging materials with the cell?
a) Golgi apparatus b) chloroplasts c) ribosomes d) mitochondria
What mechanism is used by a bacterial cell to fit its DNA into the nucleoid region?
A. tight wrapping around histones to form nucleosomes B. the formation of loop domains, supercoiling by topoisomerases, and tight wrapping around histones to form nucleosomes C. the formation of loop domains and supercoiling by topoisomerases D. the formation of loop domains E. supercoiling by topoisomerases