What is the predominant hypothesis why animals only appeared in the fossil record about 3 billion years after life originated?

This chemical was used to stain the cells before you could look at the onion cells Question 1 options: Blueberry Juice Mordant Acetocarmine Alizarian

A location to which you compare other loca on an obiect

List out the charecteristic features of living things

Diffusion of water into or out of a cell is called a) solubility b) endocytosis c) osmosis d) diffusion

A biologist observes a slime mold only during its feeding stage. in what kingdom will the biologist likely classify the slime mold?

Which statement best describes heredity

Which of the following cannot be cured with existing drugs?

What is another name for skeletal muscle? involuntary muscle connective muscle voluntary muscle interactive muscle reactive muscle?

Water can leave the air as a result of which processes? A. infiltration or transpiration B. precipitation or evaporation C. evaporation or transpiration D. condensation or precipitation

A bird and the snake would both be classified as