Author Question: The wings of a bird and those of the butterfly are considered __________ structures. Fill in the ... (Read 73 times)

vHAUNG6011 · **on:** Aug 11, 2018

The wings of a bird and those of the butterfly are considered __________ structures.

Fill in the blank(s) with correct word

Question 2

Why do human femora (thighbones) angle toward each other from the hip to the knee (knee-in)?

a. The femora are angled so that foot stance of humans can be wider than the pelvis width.
b. They structurally orient the body from a wider pelvis to more narrowly spaced feet.
c. They shift support of the upper body onto the knees.
d. They shift the weight of the upper body onto the arched feet.
e. The femora do not angle toward each other they are vertically straight and the tibia are angled.