Answer the following statements true (T) or false (F)
1. Prokaryotic genomes often contain a circular chromosome with hundreds of thousands of genes and highly repetitive DNA.
2. In humans, the genome is made up of 22 autosomes and 1 sex chromosome.
3. Some transposable elements contain a central region that encodes transposase, an enzyme that facilitates the actual transposition.
4. If a researcher determines that 25% of a liver cell's total genome encodes genes for metabolic enzymes, then he/she can conclude that metabolic enzymes make up 25% of the total protein composition of the cell.
5. A nerve cell and a muscle cell taken from the same individual would have two different sets of genes.
1. FALSE
2. TRUE
3. TRUE
4. FALSE
5. FALSE
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Which method of reproduction posed a challenge for clam and oyster fishery workers who thought that cutting predatory sea stars into parts would kill them, but only increased the number of sea stars?
a. Fragmentation b. Fusion c. Budding d. Fission
At which stage of mitosis do the chromsomes look like the letter "V"?
A. prophase B. metaphase C. anaphase D. cytokinesis E. telophase
Amphiarthroses
What will be an ideal response?
Distances on a genetic map are measured in ________ units.
A. dalton B. centromere C. centimorgan D. DNA