Answer:
The thoracic cavity
Explanation:
The thoracic cavity is the anterior ventral body cavity found within the rib cage in the torso. It houses the primary organs of the cardiovascular and respiratory systems, such as the heart and lungs, but also includes organs from other systems, such as the esophagus and the thymus gland.
Try and talk to him about it or get an adult and let them know you are concerned?
Explanation:
Half. Each gamete provides one set of chromosomes, or DNA material. All zygotes have 2 sets of chromosomes, one-half from the mother's gamete (egg) and one-half from the father's gamete (sperm).
To prevent a health risk from poor sanitation.
