Biological membranes are said to be selectively permeable. what does this term mean, and how does this affect the way the molecules are able to move through cellular membranes?

Why was mendel's work not accepted at the time? o a. his results were false. o b. he did not repeat his experiments. o c. he did not have any data. o d. his results were surprising,

Which type of landforms forms at the plate boundary as a result of divergent stress

How does the human body lever work?