1. If you wished to test the hypothesis that auxin, a plant hormone, speeds up the rate of beet seed germination, which of the following experimental
procedures would be best to use?
O plant 10 auxin-treated beet seeds and 10 normal beet seeds at the same time and
compare results
use 15 beet seeds and 15 bean seeds and compare results
plant 10 normal beet seeds record results then plant 10 auxin treated beet seeds and
compare results
plant 20 auxin-treated beet seeds and note the effects of the auxin

this is a good question! i'll do some research and come back when i have the answer!

the answer is c.mitochondria. glad to .

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.