Which of the following is an example of a population? A. a hot, dry climate that receives very little rain
B. the bank of a pond and the frogs and salamanders that live there
C. a large clan of meerkats, including their offspring
D. a pack of wolves chasing a family of deer through a grove of trees

How can you keep track of variables in a science experiment?

What does it mean for a cell membrane to be selectively permable

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.