Answer 12-19 please if you know about this I will give brainlist points I swear so please help me

13.Arteries carry blood away from the heart. 12.Veins carry blood toward the heart.

14.human gametes are produced by Meiosis produces haploid gametes from a diploid parental cell.

15.digestive system

16. the respiratory system and the circulatory system

17.capillaries

18. ligaments

19.The appendicular skeleton, which is attached to the axial skeleton, is formed by the shoulder girdle, the pelvic girdle and the bones of the upper and lower limbs. The human skeleton performs six major functions: support, movement, protection, production of blood cells, storage of minerals, and endocrine regulation.

Explanation: Number 19 might not be right but the rest are.

mrk me brainliest pwease.

I'll answer only #19 because I already helped you with the other ones in the last question.

The skeleton serves six major functions: support, movement, protection, production of blood cells, storage of minerals and endocrine regulation.

The skeletal system works as a support structure for your body.

Hope this helped.

i believe the correct answer is option b. most eastern european nations joined nato.

though i could be wrong, option d. the eastern european nations were granted complete independence, would be another choice.

hope this ! : )