PLZZZ HELP Which of the following is an example of a beneficial mutation?

Inherited polyploidy causes your body to produce bacteria that will not resist antibiotics.

Spontaneous mutations produce polyploidy plants, producing larger and heartier plants.

Non-disjunction causes mutations that make some humans resistant to HIV.

Mutagens can decrease the rate at which mutations occur in an organism.

a and b

answer: glucoamylase presented optimum activity at temperature of 55â°c, and, in the glycosidic bonds from the non-reducing ends of starch, resulting in the production of glucose. source and type of fermentation can affect the enzyme's properties

credit to kalahira

small, big, or no change could occur in the phenotype. it could cause something as simple as a cats ears to curl backwards or something as frighting as death. it could also occur in the protien-coding area and have an effect on that but no effect on the amino acids. what has to occur is a changing in the hox gene or the control gene.