Answer:
Explanation:
64 and 15 and they add 43 and 25
Answer:
A. It is a source of genetic variation
Answer:
A. The heartbeat can be heard
Explanation:
After the first trimester, during the fourth month, the heartbeat of the fetus becomes loud enough to be heard with the help of a stethoscope placed on the abdomen of the mother.
From fifth to the seventh month of the development, kicks and jabs are felt by the mother as the fetal legs grow and develops. Languo, a wrinkled pink colored skin covers the fetus.
Languo is in turn covered with a white greasy substance called vernix caseosa.
From eighth to ninth months, rotation of the fetus places its head pointing towards the cervix to facilitate childbirth later.
The development of testes takes place in the seventh month while the body hairs become disappeared in the eighth month.
Answer:
C6H6 - organic compound
K - element
Cl2 - inorganic elemental molecule
SO2 - inorganic compound
Explanation:
An organic compound contains carbon and hydrogen bonded covalently . Sometimes other atoms aside from carbon and hydrogen called heteroatoms are also found in organic compounds. C6H6 is an organic compound.
Elements are found in periodic table. They always occur in uncombined state. K is an element.
Cl2 is an inorganic elemental molecule containing two chlorine atoms bonded covalently.
SO2 is an inorganic compound composed of sulphur and oxygen bound covalently. Mnay inorganic compounds do not contain carbon