knees
ears and nose
connective tissue
fibers plus cells
these words best describe which part of the human skeletal system?
a) bone
b) cartilage
c) ligament
d) muscle

Hector is back from his morning run and is feeling light-headed because his energy is depleted which food item will provide him with a quick source of carbohydrates

Consider the following reaction: 2h2 + o2 —> 2h2o a) what are the reactants in this reaction? b) what are the products in this reaction? c) how many molecules of oxygen are used in this reaction?

Explain what a zygote is. use the terms egg cell, sperm cell, and fertilization in your explanation.