Which of the following statements is false?
a. Crossing over tends to reduce the frequency that two linked genes are inherited together.
b. Independent assortment of homologous chromosomes during meiosis increases variation.
c. Crossing over leads to variation.
d. An abnormal number or structure of chromosomes may influence the course of evolution.
e. The closer together genes are found on a chromosome, the greater the chance that crossing
over will occur between them.
E
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In animals with sex chromosomes, males inherit their X chromosomes from their ______ and transmit them to their _____
A. mothers / daughters B. mothers / sons C. fathers / daughters D. fathers / sons E. mothers / both sons and daughters
Salmon fisheries are located in the coastal waters of:
a. Alaska. b. New England. c. the Pacific Northwest. d. China. e. both a and c
A gut hunger peptide
What will be an ideal response?
Model organisms are useful because:
A) they share basic processes with most organisms B) they are particularly useful as research subjects C) they share many similarities with humans at the molecular level D) all of the choices are correct