Question 5 Genetic testing is becoming more common, even for people who show no outward symptoms of a disease. Do you think it's beneficial to know whether you carry a mutated gene? Are there are any negative consequences?

Explanation:

It is beneficial to know if mutation is the cause of a particular ailment or an individual carries a mutated gene because it gives a clear direction on what the problem is an how it can be resolve of possible.

We have the sex cell and somatic cells, some mutation affects sex cells, while some somatic cells. If a mysterious affect sex cell there is every possibility of it being inherited by the offspring hence adequate knowledge about a mutant gene being in the body can help guide against some further re-occurence.

Negative effect is fear, it creates fear in an individual who has it.

It can lead to depression when an individual becomes traumatize due to his state.

the element that provides strength to the exoskeletons of clams and oysters is phosphorus.

this is so because calcium carbonate is the main component in the shells. calcium carbonate is strengthened by phosphorus.

explanation:

a- all cells come from pre-existing cells