I don't know a lot about volcanos, but I can help you with the formatting
Correct answer: D
A pollen is where male gametes are produced and so the number of chromosomes, as we are talking about gametes, is n. This means that the grain of pollen will only have a copy of each gene, and therefore only one allele for each gene - one S, and one T or t. So, the possible combinations are ST and St.
Answer: The answers are fossil records, DNA evidence and case studies
Explanation
Answer:
ATP provides the cell with a way to handle energy in an efficient manner. The molecule can be charged, stored, and used as needed. Moreover, the energy from hydrolyzing ATP is delivered as a consistent amount.
Answer:
c
Explanation:
cuse steel is an alloy which is a mixture of a metal and non metal
