Define how the term "palindrome" is used in describing DNA sequences, and describe in one or two sentences a process/activity that depends on palindromic sequences
What will be an ideal response?
The term applies to double-stranded regions of DNA where one strand's sequence is identical to its antiparallel complement. These sequences can act as recognition sites for the cleavage of double-stranded DNA by restriction endonucleases.
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Which of the following is likely required to initiate cell differentiation during development?
A. cell division B. the presence of mRNAs that express cell-specific proteins C. the buildup of cell-to-cell adhesion molecules D. the presence of carbohydrates E. hydration of the egg during fertilization
A population ecologist wants to estimate the
size of a robin population. In an apple orchard, she captures 10 robins, marks them, and then releases them. She returns several weeks later and captures another 10 robins of which 2 are robins she previously marked. The estimated population size of robins is
a. 50 b. 15 c. 10 d. 200 e. 20
Platyhelminthes include which of the following organisms?
A. flukes B. jellyfish C. sponges D. insects E. mollusks
Energy is released as ATP becomes ADP when ATP:
A) ejects adenine. B) ejects ribose. C) accepts a phosphate group. D) accepts two phosphate groups. E) ejects one of its phosphate groups.