Answer:
The correct answer is given below:
Explanation:
Caenorhabditis elegans is a round worm. It is a microscopic organism that lives in the soil. It is regarded as a model organisms because its organ systems such as nervous, muscular and reproductive are similar as in higher animals such as mice and humans. 131 cells formed in the developing embryo die by the process of apoptosis. It is a programmed cell death. The cell death is not random; but which cells will die and at what stage is completely programed.
Diploid is 2n and haploid is n.
Let be E the epicenter, a and b are the stations
E a b
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just after the earthquake has occured, waves must detected step by step, from a, then after from b, Ea < Eb, so , <span>b is farther from the epicenter than
a.</span>
Answer:
A - matter changes but no other substance is formed.
Explanation:
A physical change is a type of change in which the form of matter is altered but one substance is not transformed into another. Therefore a change of matter is a physical change.