30 ! word bank: adaptation, biologist, biology cell, control group, cycle, data, dna, ecosystem, environment, experimental group, heat, hypothesis, law of conservation of energy, protein, reproduction, speciation, species, theory, variable the idea that energy cannot be created or destroyed is the a(n) is the basic unit of life.

First one is Energy/ And the second one his Cell just toke this test on GradPoint

Can i please get brainliest?!

humans can cause extinction of a species through overharvesting, pollution, habitat destruction, introduction of invasive species (such as new predators and food competitors), overhunting, and other influences. explosive, unsustainable human population growth is an essential cause of the extinction crisis.

explanation:

i didn't have the answer choices , but i tried my best.

b. the carbon cycle ensures living things have a source of hydrogen