Answer:
Explanation:
pollen grain sticks to the stigma, where the pollen build up a pollen tube to the ovule, after fertilization the ovary then builds up to develop into a fruit, depending of the the type of flower the fruit can be determined
Answer:
The main organelle involved in respiration is the mitochondria. It's known as the powerhouse of the cell due to the fact that 32 ATP are created from this organelle.
Answer:
Eventually, the cells of the embryo are split into three different groups known as germ layers: mesoderm, endoderm, and ectoderm.
Explanation:
If lots of things were changed (independent variable) then you wouldn’t know what caused the trend(s) in your results so you have to control all but one variable so you know that you are just changing the one thing so that is the only thing that could cause the trend. I hope that made sense
