Hopanoids
A) are found in eukaryotes only.
B) are related to cholesterol.
C) are a type of glycolipid.
D) are a type of phospholipid.
E) all of the above
B) are related to cholesterol.
You might also like to view...
The classic experiments performed by Creighton and McClintock in Maize
A. provided the initial evidence for genetic recombination. B. provided evidence that genes located on the same chromosome do not assort independently. C. allowed for the establishment of the first genetic map. D. provided evidence for the physical exchange of genetic material between homologues.
If you isolate a single nucleotide from a nucleic acid chain and determine that the nitrogenous ring structure is cytosine, you could say with certainty that the nucleotide could have come from:
A. DNA but not RNA. B. RNA but not DNA. C. either DNA or RNA. D. neither DNA nor RNA. E. double-stranded DNA but not single- stranded DNA.
Heating up a reaction increases the speed of a reaction until the ____
a. enzyme denatures b. heat changes the pH of the reaction c. maximum speed is achieved d. cofactors can't bind the enzyme e. reaction begins to experience feedback inhibition
Bacteria that are in a particular physiological state to become transformed are called ________
A) transformable B) temperate C) episomal D) competent E) resistant