The protein keratin is used to form the hair of mammals. Insects also have hairs but these hair structures evolved independently and are made of chitin. Given this, the hair of insects and the hair of mammals are Group of answer choices

c.) polymerase chain reaction

- "unlike the original dna fingerprinting method, dna profiling does not use restriction enzymes to cut the dna. instead it uses the polymerase chain reaction (pcr)? to produce many copies of specific str sequences. pcr is an automated procedure that generates lots of copies of a specific sequence of dna."

no i don't feel that humans have oversubscribed some medications

hello

answer: collecting information/data

reason: the student is going around and asking people questions to collect data

i hope this

in the year 2850, humans successfully colonized mars. the martian modules that were constructed could hold only a small population of people. it is now a century later, and the population on mars has grown to 600 people. of the current mars population, 45 people express the recessive phenotype for phenylketon- uria (pku) syndrome (pp genotype).

explanation: