Answer:
Xylem and phloem
Explanation:
Xylem and phloem (b) option is correct
I think its either, the suns not out, or the temperature decreases
It stores the cell's hereditary material, or DNA, and it coordinates the cell's activities, which include intermediary metabolism, growth, protein synthesis, and reproduction (cell division). The diverse functions of the ER are performed by distinct domains; consisting of tubules, sheets and the nuclear envelope.
Evolution of a species reproductive it is race and hereditary
1. observing
2. forming hypotheses
3. testing hypotheses
4. analyzing data
5. evaluating results
Hope it helped