Answer:
the TDaP vaccine and the MMR vaccine
Explanation:
2 vaccines that help prevent 3 diseases at the same time. the TDaP is a vaccine to prevent Diptheria, Tetanus, and Pertussis. the MMR vaccine is another vaccine that prevents Measles, Mumps, and Rubella all at once as well. i hope this helps :D
P.S. also i will put a screenshot here for you so you can use it for future reference :D
Answer:
Mutation is a alteration in the DNA sequence in a gene during cell divison iwhere gene is coded mitakeny or due to the error. Mutatio is a random process as it can not be determind or known befor bthechange in sequence what gene or DNA would be effected by it or what genes would be transfer from the parents.
Natural selection is a process where some of the traits that are helpful in the surviving and increasing the number of individuals in a population and transfer from one generation to other according the adaption and change over the long timeline. Thus, it is not random and based on the traits that are helpful in a environment or for the survival of
Hello llockard,
The answer is <em>pe</em><em>t</em><em>roleum.</em><em>.</em><em>.</em><em> </em>It is because trees, water, plants, natural gas can take only 2 - 31 years to be made again... BUT, in case of petroleum, it takes nearly 100000 years, which is impossible for any human to live that much years... So, use petroleum carefully....
<em>Hope</em><em> it</em><em> helped</em><em> you</em><em>.</em><em>.</em><em>.</em><em> </em><em>please</em><em> mark</em><em> me</em><em> brainliest</em>
