C) Help with plant defense.
Many species are known to eat many plants, including flowers. To avoid being eaten, thorns in a rose bush help defend itself.
Answer:
b
Explanation:
they have a a physical mass that is easy to absorb through the roots of a plant allowing the plant to make its own energy from said nutrients
Answer: Yes, they would either need a blood relative to take DNA samples from or something the deceased had before their death such as a baby tooth or hair.
The answer for that is cell body. It goes in the blank.
False. Strontium 90 has a half life of only 30 years, and as millions of years pass, about the time fossils have been around, most if not all of any strontium would have decayed.
