Which tool is used to add a DNA sample to an agarose gel during gel electrophoresis? Group of answer choices

dropper

micropipette

serological pipette

spatula

graduated cylinder

1. describe the structure and function of the specialized cells you observed in the video. 2. research the types of cells present in the kidney.

Which statement explains how gravity and intertia work together

Once an egg cell is fertilized by sperm, the cell then, as the embryo develops, it receives nourishment and eliminates wastes by transferring substances from its blood to its mother's blood. a. becomes a fetus immediately and exits the womb b. begins to divide and implants itself in the wall of the uterus c. remains in the uterus without dividing for several months d. travels back to the ovaries until the fetus is developed