Can someone plz help me?

Explain what a zygote is. use the terms egg cell, sperm cell, and fertilization in your explanation.

What is one reason why transpiration is important in plants? question 19 options: it produces food from the sugar in the plant cells. it enables the flow of water out of the plant. it produces carbon dioxide in the leaves of the plant.

Make a claim about the factors that cause inherited genetic variations within populations. also make a claim about the effects of mutations.