Which of the following do mosses and ferns have in common? Check all that apply.
sporophyte generation
gametophyte generation
sperm cells are wansported by air to egg cells
sperm cells are transported by water to egg cells
spores are transported by air
spores are transported by water
DONE

(amoeba sisters video recap: pedigrees and need

Which of these statements is false? a. others may notice a problem with a relationship before the people involved. b. the first sign of a problem with a relationship is a feeling of anger. c. damaged relationships can be repaired. d. even good relationships can be damaged.

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.