Which of the following statements best describes what the law of conservation of mass means? ~When a state change happens, a substance becomes denser and its mass increases.

~When a solid melts into a liquid, its mass increases through the phase change.

~When a liquid evaporates into a gas, mass is lost through the phase change.

~When a substance changes from one state to another state, its mass does not change.

Why is it important to reduce the number of chromosomes in half when forming gametes for sexual reproduction?

Which sentence best describes the relationship between chlorophyll and the chloroplast? a.) chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.

Be in this im starting a with you so if you want you can get a partner for this. but basically im going to assign you guys a biome and you have to have a big sheet paper and you will turn it into 4 squares. the top right square is will be a drawing square for a drawing you will make of your biome. the top left square is about the biomes plants and drawings of them. the bottom left square is about the biomes animals. the bottem rights square is about the description of the biome. leave a comment or an answer and i will assign biomes. if your request one thats the one you get. send me a link to the project and i will grade ! im not a teacher btw.