Which of the following molecules contains the fewest covalent bonds?

A. Chlorine molecule

B. Ammonia molecule

C. Methane molecule

D. Water molecule

Answer Explanation:

A chlorine molecule contains the fewest covalent bonds among the options provided. It consists of two chlorine atoms bonded together by a single covalent bond. Compared with the other options, ammonia has three covalent bonds, methane has 4 while water has 2.

Therefore, the Correct Answer is A.

Q #1: Which of the following structures is present in both prokaryotic and eukaryotic cells

A. Chloroplast

B. Cell membrane

C. Golgi apparatus

D. Endoplasmic reticulum

Answer Explanation

Both prokaryotic and eukaryotic cells have a cell membrane. The cell membrane is a barrier that surrounds the cell and separates its internal environment from the external environment.
Q #2: Which of the following cells transfers pigment granules to adjacent epidermal cells?

A. Melanocytes

B. Merkel cells

C. Langerhans cells

D. Keratinocytes

Answer Explanation

Melanocytes are specialized skin cells that produce melanin, which is the protective skin-darkening pigment. They are found mainly in the epidermis, though they occur elsewhere, such as in the hair.
Q #3: Which structure of the female reproductive system is the source of the blood and mucosal tissue during menstruation? (You will find hot spots to Select in the image below. Select only the hot spot that corresponds to your answer.  

A.

B.

C.

D.

Answer Explanation

The inner lining of the uterus is the source of blood and mucosal tissue that is shed during menstruation.

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Which of the following molecules contains the fewest covalent bonds?

More Questions on TEAS 7 Science

Q #1: Which of the following structures is present in both prokaryotic and eukaryotic cells

Answer Explanation

Q #2: Which of the following cells transfers pigment granules to adjacent epidermal cells?

Answer Explanation

Q #3: Which structure of the female reproductive system is the source of the blood and mucosal tissue during menstruation? (You will find hot spots to Select in the image below. Select only the hot spot that corresponds to your answer.

Answer Explanation

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Which of the following molecules contains the fewest covalent bonds?

More Questions on TEAS 7 Science

Q #1: Which of the following structures is present in both prokaryotic and eukaryotic cells

Answer Explanation

Q #2: Which of the following cells transfers pigment granules to adjacent epidermal cells?

Answer Explanation

Q #3: Which structure of the female reproductive system is the source of the blood and mucosal tissue during menstruation? (You will find hot spots to Select in the image below. Select only the hot spot that corresponds to your answer. &nbsp;

Answer Explanation

Free Access on TEAS 7 Exams and Study Notes

TEAS 7 Exams (Q&A)

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Q #3: Which structure of the female reproductive system is the source of the blood and mucosal tissue during menstruation? (You will find hot spots to Select in the image below. Select only the hot spot that corresponds to your answer.