Compared to H. ergaster, H. erectus __________
a. had thicker cranial bones
b. used more complex tools
c. had more pronounced browridges
d. had larger brains
Correct Answer: a
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Answer the following statement(s) true (T) or false (F)
1.The blending theory of inheritance correctly describes the mechanisms by which offspring resemble their parents. 2. The principles of heredity worked out by Gregor Mendel apply to all living organisms. 3. A human body cell has 44 autosomes. 4. X-linked traits will be expressed more commonly in females than males. 5. Proteins are chains of nucleotides.
The great variety of systems of kinship indicates to us that kinship is not based simply on biological relations
Indicate whether the statement is true or false
The process by which people control the distribution, abundance, and biological features of certain plants and animals in order to increase their usefulness to humans is called:
a. agriculture. b. foraging. c. pastoralism. d. domestication.
An early belief was that life is immutable, meaning:
A. life was created once and only once B. once created, a type of organism remains unchanged C. once created, an organism will eventually change into some other type of organism D. once created, a type of organism may evolve through time into other types of organisms