How many molecules are in 237g (about a cup of water)

The diagram below shows the different phase transitions that occur in matter. which arrow represents the transition in which dew is formed?

How does the presence of oxygen affect the chemical pathways used to extract energy from glucose?

What will most likely happen in the absence of a cell membrane? a) photosynthesis will not take place. b) the cell will not store food, water, nutrients, and waste. c) energy will not be released during cellular respiration. d) substances will pass in and out of the cell in an uncontrolled manner.