Answer: DNA replication occurs in the nucleus
Explanation:
Dna is found in the nucleus of all eukariotic cells thus it occurs in the nucleus
Answer:
Emphysema
Explanation:
This a disease in which the inner wall of the lungs damaged. Alveoli are present in the innermost part of the lung they get damage and large spaces form in the lung because of alveoli burst. Which decreases the surface area of lung and exchanges of gases damage due to this issue. This causes shortness of breath and great difficulty in breathing.
Insulin and glucagon, are both are secreted from islets of Langerhans at the pancreas<span />
Answer:
The tiny muscles that make up the iris, known as the circular and radial muscles, relax and contract to maintain a fairly constant level of light entering the eye. In bright light, the circular muscles contract whilst the radial muscles relax. This causes the pupil to constrict and less light enters the eye.
Explanation:
Theory of plate tectonics hun because of convection currents the plates move
