It is true that Anthropologists believe that one selective pressure for the evolution of bipedalism was that walking on two feet is more energy efficient than walking on four feet.
<h3>
The advantages</h3>
Bipedalism authorized hominids to free their arms totally, enabling them to make and use mechanisms efficiently, stretch for fruit in trees and utilize their hands for social display and transmission.
<h3>
Which of the following is a disadvantage to the development of bipedalism?</h3>
Bipedalism has placed a burden on humans' circulatory systems, which are needed to pump blood from the heart to the head and the feet. One consequence of this overworking of the circulatory system is swelling, or varicose, veins.
To learn more about bipedalism visit the link
brainly.com/question/23894088
#SPJ4
Answer:
a letter written by a person who is describing a current event
Explanation:
A primary source is a document from the time period of the event.
While most of these could be considered one, you have to do a process of elimination.
A scholarly article about an old event isn't a primary source, so it's not that.
An interview with a reporter who wrote about a current event is not a primary source because it is not the original document from the reporter.
A student's report about an event that occurred during her lifetime is a primary source, but it is not the best example.
Answer:
A because zitisons free brainliest baby
Explanation:
Some of the factor of both the girl are same like nature and lookwise but the activities and behavior are different as their upbringing is different.
<h3>How twin and adoption studies help to understand the effects and i
nteractions of nature and nurture?</h3>
Researchers can disentangle the influences of inheritance and environment by studying identical twins against fraternal twins and biological versus adoptive relatives, and believe that some things are in heredity and some can be changed.
Thus, nature and lookwise but the activities and behavior are different
For further information interactions of nature and nurture click here:
brainly.com/question/11333427
#SPJ1
<h3>Answer:</h3><h3>Harmony and variety are really opposite expressions of the same nebulous concept. To emphasize one is to de-emphasize the other. Harmony and variety play tug-of-war in a composition.</h3><h3>Explanation:</h3><h3>Harmony -the combination of simultaneously sounded musical notes to produce a pleasing effect.</h3><h3>society-the aggregate of people living together in a more or less ordered community.</h3><h3>variety - the quality or state of being different or diverse; the absence of uniformity or monotony.</h3>