Carbon is the answer. Interestingly your question sounded like a riddle!!!
Answer: Simple squamous epithelium
Explanation:
The simple squamous epithelium can be define as the layer of flat cells which can be found in contact with the basal lamina. This layer is permeable to allow the molecules to pass through the membrane for diffusion and filteration.
The diffusion of carbon dioxide and oxygen from the membrane of epithelia is also facilitated by the simple squamous epithelium.
The answer is B.hope this helps
A mass of lymphatic tissues at the back of the mouth is called A TONSILS.
Tonsils are the two lymph nodes located on each side at the back of the throat. They act as a defense mechanism, they prevent infection. When the tonsils become infected the condition is called tonsillitis.
Answer:
Race refers to a person's physical characteristics, such as bone structure and skin, hair, or eye color. Ethnicity, however, refers to cultural factors, including nationality, regional culture, ancestry, and language. ... You can have more than one ethnicities but you are said to have one race, even if it's "mixed race".
Hope this helps !
