Sadaf has irregular menstruation, is overweight, and has excessive body and facial hair, and acne. what condition could she have?

Immature bone cells, or osteoblasts, manufacture a protein called osteoid as well as several hormones. because of this, we would expect osteoblasts to contain numerous a) nuclei. b) ribosomes. c) lysosomes. d) golgi bodies.

Which type of respiration takes place when there is no oxygen present? a. anaerobic b. mitochondrial c. cellular d. aerobica. anaerobic

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above