Mutation usually occurs when there is an error in the pairing of gametes during the crossing over stage of meiosis. There are many types of chromosomal mutation and these are: translocation, duplication, deletion, and inversion. Changes in the number of chromosomes may lead to unique changes in physical and behavioral traits of organisms.
Answer:
Microtubules
Explanation:
Microtubules can potentially form a physical link between the plasma membrane.
Answer: because they are situated near aquifers
Explanation:
Aquifers is a underground layer of rock which can hold and release water in desirable amounts so petroleum industries claims the well are safe.