A chi square test is done to determine _____
A. whether an organism with a dominant phenotype is homozygous or heterozygous
B. whether an allele exhibits complete or incomplete dominance
C. what the predicted outcome of a dihybrid cross will be
D. how closely actual results of a cross match the expected results
E. whether a trait is determined by one gene or many genes
D
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Which one of the following ribosomal subunits has three different pieces of rRNA in it?
A. 30S B. 40S C. 50S D. 60S
Gibbons and orangutans are from Asia. Gorillas and chimpanzees are from Africa. How was Charles Darwin able to predict that humans evolved in Africa?
A. He understood that humans and Great Apes were closely related. B. He understood that humans and gorillas are more closely related than humans and orangutans based on anatomical criteria. C. He understood that humans and orangutans are more closely related than humans and gorillas based on anatomical criteria.
Researchers have suggested that all live-born infants with Turner syndrome are actually ____________________, with both 46,XX and 45,X cells present in their bodies
Fill in the blank(s) with correct word
Which of these statements is false about
Ecstasy's active ingredient? a. It is similar to methamphetamine. b. It prevents reuptake of serotonin. c. It disrupts homeostatic pathways that control temperature and blood pressure. d. It is a hallucinogen. e. It causes target cells to be overstimulatedv