Odor molecule receptors are located on the ________ extending from olfactory receptor cells in the human nose.
A. axon
B. synapse
C. oligodendrocyte
D. cilia
E. soma
Answer: D
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Answer the following statements true (T) or false (F)
1. DNA helicase and topoisomerase are similar insofar as they promote the unwinding and uncoiling of DNA. 2. 35Sulfur (35S) would be a better isotope than 32phosphate (32P) to track DNA synthesis. 3. If the sequence for one strand of DNA is 3?-TCGATT-5' then its complementary strand would have a sequence of 3?-AGCTAA-5'. 4. Okazaki fragments are sequences of DNA most often found on the lagging strand of DNA during DNA replication. 5. The progressive shortening of telomeres in DNA correlates with cell senescence.
Cellular respiration
oxidizes glucose and reduces oxygen. oxidizes oxygen and reduces glucose. releases energy and reduces water. requires energy and releases NADH. releases energy and oxygen.
During prophase, the structure condenses and the nuclear membrane starts to break down. What are the two halves of the structure called?
A) sister chromatids B) chromosomes C) chromatin D) daughter DNA
Sponges have
A) an exoskeleton. B) a gastrovascular cavity. C) muscles. D) spicules. E) a nerve net.