Which of the following does not pertain to the lacrimal apparatus? -tears are produced by the sebaceous glands-tears contain a bactericidal enzyme-tears exit the eye vicinity via two small lacrimal puncta-lacrimal fluid ultimately ends up in the nasal cavity-lacrimal ducts empty tears onto the conjunctiva of the upper lid

Which is required for sexual fissiondiploid cell productionmeiosis

One important development during the 3rd trimester that will insulate the infant against changes in temperature is a. the deposition of fat under the skin b. the closing of the septum between c. the atria of the heart d. the beginnings of lung functioning e. the beginnings of light and sound sensing

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.