Which of the following statements about of matter is true? a. a gas has a definite volume but not a definite shape. b. a liquid does not have a definite volume or a definite shape. c. the particles in a solid tend to have less energy than those in gas. d. each substance can exist in only one state of matter.

Some plants rely on the wind to reproduce an example is it’s important for plants to use the forces of nature to reproduce because 1. 1a white tuft of dandelion seeds 2a spiked burrs surrounding seeds 3a hard shell on a walnut? 2. 1b require pollination to reproduce 2b reproduce only asexually 3b cannot move about freely?

Crossing over and independent assortment are important activities that occur during meiosis. what is the significance of these activities

What is the process of pulling apart an n2 molecule nevermind i got it