Answer:
B
Explanation:
The cell membrane is like a gate around the cell, it only lets certain substances come in and out of the cell.
Answer: 5. glycolysis, the tricarboxylic acid cycle, and oxidative phosphorylation
6. If oxygen is not present, some organisms can undergo fermentation to continually produce ATP. Glycolysis, which is the first step in all types of cellular respiration is anaerobic and does not require oxygen.
7. Glycolysis is the process in which one glucose molecule is broken down to form two molecules of pyruvic acid
Explanation:
There was no life on Earth for the first billion years because the atmosphere was not suitable for life. Earth's first atmosphere had lots of water vapor but had almost no oxygen. Later, frequent volcanic eruptions put several different gases into the air.
Answer: No
Explanation:
the freezing point of salt water is lower than that of pure water, due to the presence of the salt dissolved in the water
Answer: Kylie Jenner is the answer.
Explanation: When Kylie goes for a swim, she is just putting plastic straight into the ocean.
