Explanation:
Development happens quickly during the prenatal period, which is the time between conception and birth. This period is generally divided into three stages: the germinal stage, the embryonic stage, and the fetal stage.
First or the germinal stage- time span: conception at two weeks
development that occurs: the key steps in establishing a pregnancy
Second or the embryonic stage - time span: third through eighth week
development that occurs: the face, eyes, ears, limbs and bones begin to form
Third or the fetal stage- time span: eighth or ninth week through birth
development that occurs: the vocal cords develop, and the digestive system and kidneys begin to function. spontaneous or unplanned, movements are possible by the end of the third month
the laat one or the first
Correct answer is C: Air is a mixture in which the components named above are physically combined.
Not A because air does not only consist of a single substance.
Not B because air is not made up of two or more atoms joined together.
Not D because air does not consist of two or more elements chemically combined together.
Answer:
D. Carbon atoms found in the sugar molecules of the corn were used by the goats' bodies to form other large molecules.
Explanation: