Answer:
The mutations occur at a rate of 0.56 base changes every 1 billion years. If this rate stays consistent, the mutation rate can be used to determine when different lineages of a particular species split
Answer: Please refer to:
volume
Litre (l), also spelled liter, unit of volume in the metric system, equal to one cubic decimetre (0.001 cubic metre). From 1901 to 1964 the litre was defined as the volume of one kilogram of pure water at 4 °C (39.2 °F) and standard atmospheric pressure; in 1964 the original, present value was reinstated.
Explanation:
I don't know if I answered the question correctly. Not sure but hope it helps.
The answer is B. Cross-pollination occurs when pollen fertilizes female egg cells on the same flower.
Answer:
d they respond to pathogens
