Gumawa ng draft o balangkas ng inyong gagawing pananaliksik gamit ang isa sa paksang iyong mapipili. Gamiting ang mga batayang ito: I. Ilahad sa isang pangungusap ang nais pag-aralan sa paksa. II. Ilahad ang layunin. III. Itala o ilista ang mga tanong. IV. Pangatwiranan ang kahalagahan ng paksa.

hi~~

i would say that hybridization occurs frequently in nature, because there are many types of hybrids that have occurred naturally, such as the mule (male donkey + female horse)

haploid cells;

the oxygenated blood then leaves the lungs through pulmonary veins, which return it to the left heart, completing the pulmonary cycle. this blood then enters the left atrium, which pumps it through the mitral valve into the left ventricle. from the left ventricle, the blood passes through the aortic valve to the aorta.

deoxygenated blood leaves through the right ventricle through the pulmonary artery. from the right atrium, the blood is pumped through the tricuspid valve (or right atrioventricular valve), into the right ventricle.