The iodine can change the color of the starch to a deep blue to black color.
They both have chlorophyll so they both do photosynthesis. <span />
Answer: A semi-permeable membrane is that which only allows certain
substances to pass through.
Alligators,crocodiles,caimans and lizards
Answer:
B. 25%
Explanation:
Assuming the trait for teeth size is represented by the allele A. large teeth size is dominant and will be represented by A while small teeth size will be represented by a.
Assuming that the population of 1,000 [piranhas are all heterozygotes and they crossbreed with one another:
Aa x Aa = AA, Aa, Aa and aa
The ration of piranhas with large teeth to that of the small teeth is 3:1 or 75:25.
Hence, about 25% of the next generation of the population is ecpected to have small teeth.
The correct option is B.
