The answer is: out of; into
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Answer:
the later stages are small and the tool materials are of better quality than the previous stages.
Explanation:
The stone scrapers and the choppers found at the site of Zhoukoudian points out the fact that Peking men devised several tools for various purposes and to accomplish different tasks. The stones and the bones used to make the tools used to be charred by using the fire. This also indicates that the Peking men had discovered the uses of fire and they used fire for various activities.
Answer:
Sexual reproduction involves two parents and the joining of male and female gametes during fertilisation. The offspring inherit a mixture of genes from both parents, so are different to each other and their parents. In asexual reproduction there is only one parent. The offspring are clones of the parent and each other.

QUESTION:- What's the physical growth and development??
ANSWER :-
Physical Growth:-
Physical development is the process that starts in human i nfancy and continues into late adolescent concentrating on gross and fine motor skills as well as puberty . Physical development involves developing control over the body , particularly muscles and physical coordination.
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