Reinforcing existing concrete masonry walls or building masonry or concrete walls outside existing walls. Deployable barriers can also be used to prevent flooding when deployed prior to a storm.
Mutations are the source of all new alleles. An allele is a variant form of a gene. Variations in alleles lead to variations in organisms. Positive mutations give an organism a better chance of survival. It means that the mutation may be passed on to the offspring. Negative mutations may lead to an early death.<span> Therefore, changes in alleles from one generation to another form the basis of evolution.</span>
Answer:
The systolic pressure is 120, and the diastolic p
ressure is 80.
A is the correct answer, hope this helps.
Wrong for 7 it is the last one
8-the last one
9- is the second one