Average human males are most likely to be attracted to women with a waist to hip ratio of 0.72. Women with this waist to hip ratio are also the most fertile. By being attracted to women with a waist to hip ratio, a male is increasing his chances of having children and thus improve his ____ .
A. longevity
B. gene flow
C. fitness
D. allele frequency
C. fitness
Biology & Microbiology
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Bacteria and eukarya both contain membrane-bound organelles
Indicate whether this statement is true or false.
Biology & Microbiology
________ is used to track the outbreak of infectious diseases.
A) Reverse vaccinology B) Genome sequencing C) Vaccination D) Immunotherapy
Biology & Microbiology
If an X-linked recessive gene is expressed in 4 percent of the men, what proportion of women would
express the recessive trait? What will be an ideal response?
Biology & Microbiology
Plant cells permit ions and small molecules to move between adjacent cells by means of cytoplasmic channels in their cell walls. What are these channels called?
a. plasmodesmata b. cell junctions c. desmosomes d. gap junctions
Biology & Microbiology