Veins throughout a leaf are formed by vascular epidermis
Indicate whether the statement is true or false.
ANS: F, vascular bundles
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A possible sequence of nucleotides in the template strand of DNA that would code for the polypeptide sequence phe-leu-ile-val would be _____
A) TTG-CTA-CAG-TAG B) AAC-GAC-GUC-AUA C) AUG-CTG-CAG-TAT D) AAA-AAT-ATA-ACA E) AAA-GAA-TAA-CAA
Judy had plaque buildup in her arteries. When one of these ruptured, a blood clot traveled to
her brain where it blocked blood flow, resulting in death of some of the brain cells. This is an example of __________.
a. a stroke b. atherosclerosis c. coronary heart disease d. a carcinogen
The genetic information in viruses
A. is always DNA. B. is always RNA. C. is found in the nucleus of the virus. D. can be replicated outside of a cell. E. is either DNA or RNA.
Refer to Figure 40-1. Which cells would be more active in a person with dark skin as opposed to a
person with fair skin? a. 3 b. 5 c. 7 d. 10 e. 11