Which of the following options best describes a planet located outside of our solar system that orbits a star other than our sun?
jovian planet
terrestrial planet
extra-terrestrial planet
extra-solar planet

Enzymes are proteins that speed up reactions by providing an additional energy source supplying additional molecules for the reaction removing inhibitors that slow down reactions lowering the amount of energy required

Describe the impact of deforestation of both abiotic and biotic factors within the tropical rainforest.

How do the sperm cells get from the stigma to the ovules? a. they slide down the petals to the bottom of the flower. b. they travel through pollen tubes. c. they travel along filaments. d. insects carry the sperm cells from the stigma to the ovules.