What are the sources of carbon dioxide gas?
Carbon dioxide gas is very necessary for the photosynthesis process of green plants to make their own food, and to build their bodies, It is a chemical compound which its molecule consists of one...
Carbon dioxide gas is very necessary for the photosynthesis process of green plants to make their own food, and to build their bodies, It is a chemical compound which its molecule consists of one...
Laws of light reflection The distance between the Earth and the Moon can be measured by the reflection of a laser beam directed from the Earth towards a reflection surface placed on the Moon...
The flower is a short stem whose leaves are modified to form different parts of the flower, It is the organ of sexual reproduction in flowering plants, It arises from a floral bud that...
Syphilis is a disease arising from sexual contacts (sexually transmitted diseases “STD”, it causes miscarriages, premature births, or the stillbirths, and it causes the death of newborn babies.