One of the symptoms of high salt concentrations in soil is plants that appear dehydrated even when they are receiving adequate water. How can you explain this phenomena using what you observed in the root cells of the salt- sensitive plants?

Describe the primary and secondary immune response in terms of speed and number of antibodies produced?

Four types of motile cells in human body?

Check all that apply diatoms are marine algae that have a shell made of silica, what are some of the uses of the silica shell after the diatoms die? 1.the shells make up the diatomaceous earth used in filters 2.it can be used as an ingredient in abrasives 3.they are used in food products 4.the shells can be used in some insulating materials