The fossil known as Au. sediba is important because
A. it has anatomy similar to both australopiths and Homo.
B. there is debate about whether it should be a member of Homo sapiens.
C. it was found with the earliest stone tools seen thus far.
D. a team of prominent paleoanthropologists found it on their first day in the field.
E. it bears no evidence of being bipedal, but it has a large brain.
Answer: A
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Sahelanthropus tchadensis lived about __________ million years ago.
A) 7 B) 5 C) 3 D) 2
Which of the following statements is incorrect?
A. a feature, such as stature, may be the result of the action of several genes B. genes may be expressed differently in males and females C. genes always exist in two forms of alleles D. it is possible to have inherited a particular allele that is not expressed in the phenotype
Self-awareness comes all at once and allows an individual to begin functioning as a member of society
a. True b. False Indicate whether the statement is true or false
Using Mendel's pea plants as an example, describe three ways in which natural selection affects the distribution of traits.
What will be an ideal response?