Answer: past
Explanation: answers show that combonations can develope things
Carbon atoms have 4 valence electrons. That allows them to make 4 covalent bonds. That means they can make really big molecules. All the organic molecules have Carbon in them.
The real answer is B. Facilitated transport.
Answer: 50
Explanation:
Venya and Kari own a flower shop that specializes in custom bouquets. Wanting to expand into selling potted plants, they create a production possibility chart to asses whether the potted plants are a good idea. Study their chart: 50
i just took a test on this.