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QUESTION 2 1). The author of \"The 2% Difference\" argues that: a. the most impo

ID: 112260 • Letter: Q

Question

QUESTION 2

1). The author of "The 2% Difference" argues that:

a. the most important nucleotide differences between chimps and humans are in regulatory genes (genes coding for transcription factors)

b. human brains have many more neurons than chimp brains

c. a mutation in a human regulatory gene led to the production of more neurons in the human versus chimp brain

d. the quantity of neurons in the brain influences neurological function

e. all of the above

2) . Sexual dimorphism covaries among the Greater and Lesser apes as follows:

a. polygynous males are highly sexually dimorphic

b. monogamous males show no sexual dimorphism

c. multi-male, troop living males are slightly sexually dimorphic

d. sexual dimorphism covaries with mating patterns

e. all of the above

3). Braciation:

a: is a hand over hand swinging movement through the canopy of a tree

b: is common to all the Great Apes except the gorilla

c: is a common form of locomotion among the Lesser Apes

d. is an adaptation to an arboreal lifeway designed by natural selection

e. all of the above

Explanation / Answer

2) e. all of the above

Sexual dimorphism covaries among the Greater and Lesser apes as follows

polygynous males are highly sexually dimorphic, monogamous males show no or little sexual dimorphism , multi-male, troop living males are slightly sexually dimorphic(Sexual dimorphism is more in uni-male societies), sexual dimorphism covaries with mating patterns.

All the given options are true about Sexual dimorphism.