How Does closing one eye affect the ability to judge distance? Why do you need two eyes? With your arms fully extended, hold a plastic drinking straw in one hand and a pipe cleaner in the other. With both eyes open, try to insert the pipe cleaner into the straw. Now close your right eye. Try to insert the pipe cleaner into the straw. Repeat step C, but this time close your left eye instead.

the endomembrane system i think

answer: dna

because all cells have genes

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.