Which of the following is a chromosomal mutation?
a. inversion
b. point mutation
c. substitution
d. insertion
Ans: a. inversion
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As part of aerobic respiration, O2 is reduced and loses electrons, and glucose (C6H12O6) is oxidized and gains electrons
A. true B. false
The accompanying figure shows a cross-section through the vascular cylinder of a(n) ____
a. monocot stem b. eudicot stem c. monocot root d. eudicot root e. eudicot leaf vein
All of the following organisms produce exotoxins EXCEPT
A) Salmonella typhi. B) Clostridium botulinum. C) Corynebacterium diphtheriae. D) Clostridium tetani. E) Staphylococcus aureus.
In feedback inhibition of a metabolic pathway, where does the inhibitor bind?
A. to a substrate or the product of the last reaction B. to the enzyme of the first reaction C. to the enzyme of the last reaction D. to the substrate of the first reaction E. to the product of the first reaction