Answer:
forming a hypothesis
Explanation:
a scientific explanation for a set of observations that can be tested in ways that support or reject it. It is an EDUCATED GUESS with a statement of outcome based on observations.
Answer:
Plants alternate their generations between sporophyte and gametophyte generations.
Explanation:
Plants life cycle has two generations i. e. Sporophyte and gametophyte. Sporophyte is the first phase of plant life cycle in which spores are produced that are diploid i. e. double number of chromosomes while the second phase is gametophyte in which gametes are produced that are haploid i. e. half number of chromosome. Gametes contains sperm cells and egg cells which fuse together in the process of fertilization.
Answer:
Got dis
Explanation:
When humans mass produce items for others to buy, those factories that make that stuff release carbon dioxide into the atmosphere which kills the ozone layer (the ozone layer basically protects everything on this planet from the suns dangerous UV rays). On the other hand humans try to help out the environment for example those cars that people use that use electricity and not fossil fuels as energy for the car and the fossil fuels have the same affect as the factories but the electricity does not release the fumes that the fossil fuel cars do. Hope this answers your question!
You are correct :-) True!
Answer:
Enzymes
Explanation:
Proteins are polymers made up of ammo acids. Enzymes are a category of proteins. They are catalysts. They speed up the rate of a chemical reaction.