Overgrowth of the skin bacterium Proprionibacterium acnes may lead to ________.
A. rash
B. bloodstream infection
C. body odor
D. warts
Answer: C
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In a cross between a true-breeding plant bearing the dominant traits of smooth, yellow seeds and a true-breeding plant bearing the recessive traits of wrinkled, green seeds, the offspring (F1) are all smooth and yellow and their genotype is ____
a. SSYY b. ssyy c. SsYy d. ssYY e. SSyy
The electronic configuration of the noble gas Neon, which has an atomic number of 10, can be written as follows: 1s22s22p6 . What is the electronic configuration of the noble gas Argon, which has an atomic number of 18?
A. 1s22s23p64s25p6 B. 1s22s83p8 C. 1s22s22p63s23p6 D. 1s22s62p23s63p2
How does the enzyme telomerase meet the challenge of replicating the ends of linear chromosomes?
A) It adds a single cap structure that resists degradation by nucleases. B) It causes specific double-strand DNA breaks that result in blunt ends on both strands. C) It catalyzes the lengthening of telomeres, compensating for the shortening that could occur during replication without telomerase activity. D) It adds numerous GC pairs, which resist hydrolysis and maintain chromosome integrity.
One of the components used during photosynthetic electron transport is ferredoxin, a nonheme iron protein.
Answer the following statement true (T) or false (F)