Study the photosynthesis model above. what is a correct assumption about the inputs and outputs of photosynthesis? a) without light energy from the sun, photosynthesis would still occur b) oxygen is an input into photosynthesis; carbon dioxide is an output c) carbon dioxide is the source of energy; oxygen is the chemical energy produced d) sunlight is the source of energy; plant sugars are the chemical energy produced

Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population.b) the separated population is small, and genetic drift occurs.c) the isolated population is exposed to different selection pressures than the ancestral population.d) different mutations begin to distinguish the gene pools of the separated populations.e) gene flow between the two populations is extensive.

Need the diagram below, which is not drawn to scale, shows the position of the earth, moon, and sun. what type of eclipse occurs when the earth, moon, and sun are lined up in the order shown? a. planetary eclipse b. solar eclipse c. martian eclipse d. lunar eclipse

What organs comprise the respiratory system of a bird