Which of these describe how a chromosomal mutation may occur during meiosis? SELECT ALL THAT APPLY.

A) Homologous chromosomes separate from each other during meiosis I.

B) Sister chromatids are pulled apart into four separate chromatids during meiosis II.

C) Two homologous chromosomes do not separate properly during meiosis I.

D) Sister chromatids fail to separate during meiosis II.

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:

so whats the answer

osteogenesis imperfecta (oi) refers to a congenital ailment of bones. in the condition, the bones become brittle or fragile. this ailment is a general result of the defect or mutations in the genes (colia1 or colia2). this mutation results in imperfect collagen formation either in quantity or quality wise.  

there are eight kinds of oi defects, and each kind varies with certain distinctions in symptoms. the usual symptoms include frequent bone fractures, loss of hearing in infants, protruding eyes, discoloration of the white in the eyes, respiratory issues, loosening of the joints, short stature, and other symptoms.