Answer:
Excretory system
Explanation:
The excretory system serves to remove these nitrogenous waste products, as well as excess salts and water, from the body
Answer:
it's kind of hard to answer without the picture lol
Answer:Cartilage
Explanation: now bone tissue is called cartilage it colds your bones together when the cartilage is fully grown it then hardens into bone.
A genotype is your genes themselves, the phenotype is the appearance of those genes The phenotype is what you see and the genotype is just all of your genes