Aquila Children's Magazine AQUILA Magazine Best Bits | Page 72

HoW Do yOu Human s growth is a complicated process that begin . at your concept ion and ends in adulthood This chart shows the periods of growth you go through on your way to becoming an adult. Ages Growth Triggers Growth Rate % of Eventual Height Conception to birth DNA; nutrition; placenta Fastest 30% Birth to 18 months Nutrition; good health; happiness Rapid but slowing down 15% 18 months to puberty Growth hormones; thyroid hormones; good health; happiness Slow, steady, prolonged 40% Puberty to adulthood Growth hormones; testosterone; oestrogen Growth spurts 15% Phase Foetal Infantile Childhood Puberty GENETICS The genetic information from your parents is combined to make a single cell called a zygote At conception, an egg from your mother and a sperm from your father combined to create you. The egg and sperm carried your parents’ genetic information (DNA) and as the two parts combined, your genetic make-up was formed. Your genetics determined how your body would grow. If your parents are short or tall, you’re likely to grow up like them. Mother’s DNA Father’s DNA le s pp ee Ch er r y ueberr Bl Peach Mango Lime ocado Av conut Co 1 b asp err wberr tra Pea py see op EMBRYO GROWTH AS FRUIT & VEG WEEK ? 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21