The duration of a person's life is referred to as
A) aging.
B) longevity.
C) eon.
D) gestation.
E) puberty.
B
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Which of the following are not part of the shoot system?
A. leaves B. stems C. flowers D. roots E. fruits
Answer the following statements true (T) or false (F)
1. A single pre-mRNA can be alternatively spliced into more than one type of mRNA. 2. If an acetyl group is added post-translationally to a protein, it can be subsequently removed. 3. A simple dot matrix is an efficient method to identify homologous regions of long DNA sequences. 4. DNA sequences from several different vertebrates are translated and found to contain a gene. Comparison of the sequences shows that they are 95% identical to each other. Therefore, it can be concluded that the genes are homologs. 5. Sequences that are alike will produce a horizontal line in a dot matrix analysis.
During which process would a cell plate form?
A) cytokinesis in an animal cell B) cytokinesis in a plant cell C) mitosis in an animal cell D) mitosis in a plant cell
Which person might have a high basal metabolic rate?
A) a 70-year-old woman who knits for most of the day B) a 30-year-old man who is a professional athlete C) a 50-year-old woman who exercises twice a week D) a 65-year-old man who walks three miles daily