What type of sex chromosome will be contained by the sex cells of a female giraffe? a. x chromosomeb. y chromosomec. x and y chromosomesd. egg cells do not contain sex chromosomes.

The correct answer is-

A. X chromosome.

Giraffe is considered as the largest ruminant and the tallest living terrestrial mammal. It is a genus of African mammals ( belonging to the kingdom Animalia) that are even toed.

Sex cells are the haploid, reproductive cells ( also called gametes, such as eggs and sperms that contain the sex chromosome).

As the name indicates, sex chromosome determines the sex of an organism.

Female Giraffe possesses XX chromosome ( that determines the female sex), whereas male giraffe possesses XY chromosome. Y chromosome determines the male sex of these organisms.

Thus, X chromosome will be contained by the sex cells of a female giraffe.

Therefore, option A) is the right 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.