The DNA of the Denisovans suggests that they interbred with ancestral Melanesians
Indicate whether the statement is true or false.
TRUE
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Grooming helps:
A. keep the fur clean B. maintain adult male-female bonds C. create bonds of solidarity among troop members D. all of these
Answer the following statement(s) true (T) or false (F)
1.A Y-linked trait is passed down from a father to half of his sons but none of his daughters. 2. Hemophilia is an X-linked trait. If a woman who is a carrier marries a normal man, the proportion of their male offspring that would be expected to have hemophilia is half. 3. Down syndrome is caused by an extra X chromosome. 4. A person with XY chromosomes could be phenotypically female under certain conditions. 5. Some of the non-coding DNA has regulatory functions.
According to the Hardy-Weinberg genetic equilibrium formula, if the value of p is
a. the frequency of dominant alleles. b. the frequency of recessive alleles. c. the total number of alleles. d. the total number of population genetics. e. the result of the Hardy Weinberg problem.
The state most likely to become a failed state according to the FSI for 2015 is _____
a. Central Africa Republic b. Somalia c. South Sudan d. Sudan e. Democratic Republic of the Congo