D. ANGIOSPERMS
The flowering plants, also known as Angiospermae,or Magnoliophyta,are the most diverse group of land plants
Answer:
B. The cytoplasm
Explanation:
One of the main responsibilities of the cytoplasm is to control all metabolic activity that takes place within the cell.
Answer:
Expecting that the skeletal muscles of frog is like human beings (as they are vertebrates). The end drawn from this supposition that will be that the A band (thick fiber) stays unaltered in any event, during compression and the I band (flimsy fiber) contracts. So from the given data following outcomes are acquired;
A band before = [2.0um]
I band before = [2.0um]
A band after = [2.0um]
I band after = [1.0um]