If genes are described as "sex linked," then they are ________.
A. typically on the Y chromosome
B. typically on the X chromosome
C. located next to one another
D. expressed only in women or only in men
Answer: B
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In science, experiments are widely used. Are experiments better than observational studies? Discuss the merits and shortcomings of both types of studies.
What will be an ideal response?
Which of these would be a valid scientific hypothesis?
A) Human history is determined by a series of supernatural events. B) Humans should help in the conservation of other animal species. C) Humans are controlled by forces beyond our understanding. D) Humans and bacteria share a common genetic code.
What is the main difference between binary fission and mitosis?
A.) There is no DNA replication in binary fission. B.) Two parents are required for mitotic reproduction C.) Binary Fission occurs in single-celled organisms only. D.) Mitosis takes place only in sexual reproduction.
A person has his/her gall bladder removed and as a result ________.
A. can only eat liquid meals B. will die without a gallbladder C. can only eat very small meals D. can only eat small amounts of fat E. can now eat as much fat as desired and not absorb it