Why do roadside plants die frequently after salt trucks salt the roads? A. Plants lose water to the soil because there is more water there
B. Plants can't take up water in their roots because the solute balance is "off"
C. All of these
D. Plants don't like salt, but take it into the roots anyway

When proteins are being produced by a cell, scientist say that the genes are question 2 options: activated turned off replicated deactivated

You have just sequenced a new protein found in mice and observe that sulfur-containing cysteine residues occur at regular intervals. what is the significance of this finding? it will be important to include cysteine in the diet of the mice. cysteine residues are required for the formation of α helices and β pleated sheets. cysteine residues are involved in disulfide bridges that form tertiary structure. cysteine causes bends, or angles, to occur in the tertiary structure of proteins.

Methane gas created by a cows flatulence especially in a large herd is a greenhouse gas. true or false.