How are photosynthisis and cellular respiration a cycle in nature?

What is phagocytic in nature? What is a selection structure that can choose from several alternative called? Is lava a metamorphic rock? What can you find in Mount St Helens? How did isaac newton work on light before electricity was invented? What is group name meaning stinging cells? Why must both latitude and longitude be known to find the location of a place on a map? At STP which gas will diffuse more readily than Ne He Ar Kr or Xe? What did Oliver Pollock do? What was the main reason the Portuguese and Spanish enslaved Africans in New World colonies? Can physical method be used to separate molecules in crude oil? Is it better to use bus duct or pipe and wire in a high-rise building? What are a pair of slender ducts through which eggs pass from the ovaries to the uterus in the female reproductive system? All the characters names in the book Lightning Thief? When will The hole in the stratospheric ozone layer over the Antarctic expected to not recover? What states of matter do their molecules vibrate about their mean position? How much is 1.4 cm in inches? What is the protein that punches hole into the plasma membrane of a infected host cell called? Where are the carpels located on the human body? How old is meteorologists Christy Henderson of wspa tv?