D. both have the same proportion of carbon-hydrogen bonds.
The answer is D.
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Radio waves are the lowest frequency.
<h2>The challenges surrounding genetics, heredity, and inheritance is the Genetic information that are replicated and transmitted from cell to cell and organism to organism.</h2>
Explanation:
The study of genes that combines with an organism's environment to determine development and behavior is called as Genetics.
The passing on characteristics from parents to their offspring, through sexual reproduction is termed as Heredity.
Inheritance is the practice of transferring assets, securities, debts, rights and obligations after the death of an individual.
In biology the study of heredity is known as genetics. The method of genetic transmission and identification of DNA is the current pillar of biology.
After the zygote begins to divide, a fluid-filled ball of cells, called blastocyst attaches to the uterine wall.
<span>It is the stage of implantation during the prenatal development. The blastocyst consists of an inner cell mass and the outer layer -the trophoblast. Trophoblast surrounds the inner cell mass and a fluid-filled cavity - blastocoele. Inner cell mass will form embryo and trophoblast gives rise to the placenta.</span>
