Answer:
Implantation is what leads an egg to pregnancy. If implantation doesn’t occur then, the fertilized egg comes out with period blood. After fertilization, the egg undergoes series of divisions called cleavage. The cells remain enveloped in the protective egg membrane. This membrane layer hardens after entry of sperm.
<em>hope this helps :)</em>
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Answer:
The answer to this question is true. Swinging a tennis racket against a ball is an example of a third class lever.
Explanation:
Levers are examples of simple machines that makes work easier by minimizing human effort to do work.
<span>1. resting metabolic rate
2. body composition
3. creeping obesity
4. metabolic rate
5.metabolism</span>
