The presence of the base peak at 45 in combination with our knowledge about the nitrogen rule suggests that the peak at m/z 60 is likely the molecular ion because even molecular ions usually produce odd molecular fragments by breaking single bonds.
Answer:
•The dodder plant is parasitic.
•The dodder plant stays alive because of the potato plant.
Explanation:
A parasite cannot survive or reproduce without its host because it depends on it. The dodder plant is parasitic to the potato plant because it derives its nutrition from the potato plant which is the host. The potato plant is denied its nutrient and therefore grows weakly below its maximum potential. The dodder plant gains while the potato plant is negatively affected- that’s parasitism relationship.
B, the lowest layer is a dinosaur fossil, therefore the mammal fossil was after
I think it’s called the passer.
Sperm cells inside the pollen grain travel down the pollen tube and into the ovary which contains the ovules. Fertilization occurs when one of the sperm cells fuses with the egg inside of an ovule