Answer:
1) C
2) B
3) A
Explanation:
A zygote is the amalgamation of both sperm cell and the egg cell. The zygote commences as a single cell but divides swiftly in the days resulting fertilization. However period of the zygote is quite transitory, lasting for nearly four days. Around the fifth day, the mass of cells becomes identified as a blastocyst. The germinal period lasts almost fourteen days after which the embryonic period begins. After two-week period of cell division, the zygote lastly develops an embryo. On the ninth week post-conception, the fetal period starts. From this point till birth, the organism is known as a fetus.
Answer:
This division of authority is referred to as “federalism.”
Explanation:
The best method would to control your diet and exercise regularly.
Reducing calories intake is more effective than relying on caloric burnt through exercise because exercises tend to burnt less calories than what we get from food. But, Exercise will make your blood regulate your bloodflow and release dophamine which would be really good for stress management.
D.
The use of money increased, and a system of credit evolved.
They are more likely to contract water borne diseases due to the lack of proper drinking water.