NAS2 Challenge Exam Practice Questions with correct Answers 2024
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Course
NAS 2
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NAS 2
NAS2 Challenge Exam Practice Questions
with correct Answers 2024
The physical divisions of a person's genome are called: - ANS ️️ Chromosomes
What does it mean to be diploid? - ANS ️️ To have two sets of each
chromosome
Color blindness is a sex-linked recessive trait. Given this inform...
NAS2 Challenge Exam Practice Que stions with correct Answers 2024 The physical divisions of a person's genome are called: - ANS ✔️✔️Chromosomes What does it mean to be diploid? - ANS ✔️✔️To have two sets of each chromosome Color blindness is a sex -linked recessive trait. Given this information, in which chromosomes ar e the genes controlling color vision likely located? - ANS ✔️✔️X Chromosome What is the typical room temperature of water? - ANS ✔️✔️20-22 degrees Celsius An individual's phenotype is their - ANS ✔️✔️observable characteristics or trait Which of the foll owing is the stage during which chromatin fibers condense to form visible chromosomes? - ANS ✔️✔️Prophase Which of these activities happens in prophase? 1. DNA Replication 2. Microtubules assemble into spindle 3. Nuclear envelope breaks apart 4. Cell division 5. Chromosomes align in the middle of the cell 6. Chromosomes decondense - ANS ✔️✔️2,3 Which of the following would be considered to be a normal, healthy body temperature? - ANS ✔️✔️37 degrees Celsius A duplicated/replicated chromosome i s composed of - ANS ✔️✔️Two sister chromatids connected at the centromere Which does NOT happen in prophase of mitosis? - ANS ✔️✔️Crossing over Meiosis is divided into two major stages. These are called: - ANS ✔️✔️Meiosis I and Meiosis II The base unit for measuring mass is the - ANS ✔️✔️Gram If a blood type O person is having a baby with a type AB person, what blood type can they NOT produce? - ANS ✔️✔️Both O and AB Which is the proper order of phases in mitosis? - ANS ✔️✔️Prophase --> metaphase --> anaphase --> telophase Why do X -linked recessive traits appear more in males than females? - ANS ✔️✔️Males only need to inherit one copy of the recessive allele to show the trait, and females need to inherit 2 copies Cell division in somatic cells for gro wth, development, and repair is called: - ANS ✔️✔️mitosis You are measuring an adult person's weight. In the metric system, what unit is most likely used? - ANS ✔️✔️Kilograms
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