Which of the following pair is mismatched? femur: long bonetarsals: short bonessternum: long boneskull bones: flat bones

sternum: long bone

Explanation:

Among the options given, sternum: long bone is the mismatched pair.

Sternum or breastbone is a flat bone that is located in the central part of the chest region. It connects the bones of the ribs with the cartilage. This makes up the rib cage which is a bony cage that provides protection to the vital organs of the body that are lungs, and heart. Also protects the injury of major and important blood vessels. Hence, protects the organs and blood vessels from injuries.  

answer

ben’s food poisoning was caused by cross-contamination

explanation

cross-contamination in food occurs when harmful bacteria is transferred to food from other foods, utensils or cutting boards. it happens often when handling raw meat , sea foods and poultry. in this case, because ben did not wash hands before and after handing the poultry, chances that bacteria transfer   from the poultry to the vegetable are high.