~convert energy ~have fluids inside of it ~enclosed by two membranes ~oxygen and carbon dioxide are involved in its processes the list above describes which organelle(s)? a) mitochondria b) nucleus and ribosome c) ribosome and mitochondria d) chloroplast and mitochondria

What was carolus linnaeus' classification system of organisms based on? a.physical characteristics of organisms b.food habits of organisms c.habitat of organisms d.size of organisms

Acceleration is a direct result of a.) balanced forces b.) unbalanced forces c.) gravity d.) velocity hurry!

The idea that all living things are made up of cells is considered scientific law. this means the idea is an emerging scientific idea that has a logical explanation. has been tested with similar results at least twice. is supported by scientific consensus and a large amount of evidence. has been rejected only once by the scientific community