subject
Chemistry, 12.05.2021 19:00 kcceff4085

Cell membranes are selectively permeable. This means that A. only water can move freely across the cell membrane. B. any substance can move across the cell membrane, but chemical energy will always be required. C. some substances can move freely across the cell membrane, while others must be transported. D. no substances can move freely across the cell membrane.

ansver
Answers: 3

Another question on Chemistry

question
Chemistry, 22.06.2019 03:10
Agas diffuses 1/7 times faster than hydrogen gas (h2). what is the molar mass of the gas? 100.10 g/mol 98.78 g/mol 86.68 g/mol 79.98 g/mol
Answers: 3
question
Chemistry, 22.06.2019 04:00
Asolution contains 225 g of sodium chloride, nacl, dissolved in enough water to make a 0.25 l of solution. what is the molarity of the solution?
Answers: 2
question
Chemistry, 22.06.2019 04:50
Acompound contains c, h, and o atoms. when 1.130 g of the compound is burned in oxygen, 1.064 g co2 and 0.3631 g h2o are produced. what is the empirical formula of this compound?
Answers: 1
question
Chemistry, 22.06.2019 09:00
Suppose you have designed a new thermometer called the x thermometer. on the x scale the boiling point of water is 129 ? x and the freezing point of water is 13 ? x. part a at what temperature are the readings on the fahrenheit and x thermometers the same?
Answers: 1
You know the right answer?
Cell membranes are selectively permeable. This means that A. only water can move freely across the c...
Questions
question
Mathematics, 23.02.2020 07:28
question
Chemistry, 23.02.2020 07:29
question
Health, 23.02.2020 07:30
question
Mathematics, 23.02.2020 07:30
question
Mathematics, 23.02.2020 07:30
question
Mathematics, 23.02.2020 07:31
Questions on the website: 13722362