5. Which statement about sexual and asexual reproduction is true? a. Haplontic organisms reproduce asexually.
b. Sexual reproduction always involves the fertilization of eggs by sperm.
c. An organism can only reproduce either sexually or asexually.
d. Diplontic organisms are haploid in the gamete stage.
e Diplontic organisms are diploid in the gamete stage.

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.

in 1859, charles darwin set out his theory of evolution by natural selection as an explanation for adaptation and speciation. he defined natural selection as the "principle by which each slight variation [of a trait], if useful, is preserved".

c. the initial amount of money placed in the savings account