You have been tasked to estimate the number of rattlesnakes in the desert by Lone Mountain. You capture 42 rattlesnakes and tag them on the first day. You return to the site one week later and capture 59 rattlesnakes. Of the 59 you caught, 21 are marked from the first sample. How many rattlesnakes are in the population?

tryna get 100 points

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.

a. by using fur or clothes to trap heat energy near the body