NEX 試験問題を無料オンラインアクセス

What is the result of crossing over during meiosis?

• A.Members of homologous pairs of chromosomes have lined up along the metaphase plate.
• B.Non-sister chromatids of homologous pairs of chromosomes have formed a chiasmata.
• C.Homologous pairs of chromosomes have been randomly assorted along the metaphase plate.
• D.Homologous pairs of chromosomes have exchanged segments of their DNA.

Word Knowledge
The word"restrict"most nearly means:

• A.Allow
• B.Limit
• C.Expand
• D.Encourage

Which organ system can alter the amount of CO# in the blood?

• A.Endocrine
• B.Cardiovascular
• C.Urinary
• D.Respiratory

What stimulates gustatory (taste) cells?

• A.Deep pressure changes
• B.Photons of light
• C.Movement of otoliths
• D.Substances in solution

In order to neutralize a solution of HCl, one could add

• A.CH#COOH
• B.HNO#
• C.NaOH
• D.H#SO#