Answer:
A zygote is the union of the sperm cell and the egg cell . Also known as a fertilized ovum, the zygote begins as a single cell but divides rapidly in the days following fertilization. After this two-week period of cell division, the zygote eventually becomes an embryo.
Explanation:
Water in the roots is pulled through a plant through the transpiration. Transpiration is the loss of water vapor through the Stomata of the leaves. It uses 90 percent of the water that enters the plant and the remaining 10 percent is used in photosynthesis and cell growth.
Answer:
Food - Cow & Rabbit
Fiber - Alpaca & Camel
Work - Donkey & Horse
By-products- Cow & Sheep
Research - Monkeys & Rats
Entertainment - Dogs, Cats, Hamsters ect.
