2006 年
生物 · 共 60 題 · 點擊選項即時核對答案
Questions 10 and 11 refer to the diagram below, which shows a horizontal section of a human eye:
Which of the above labelled structures is / are involved in the convergence of light rays onto the retina?
Which of the following acts as a chemical barrier for preventing the entry of pathogens into the body?
Two homozygous parents with different phenotypes of the same trait are crossed to produce some offspring. Which of the following correctly describes the offspring with respect to this trait?
Questions 14 and 15 refer to the pedigree below, which shows the inheritance of a hereditary disease in a family. Whether a person has this disease is controlled by a pair of alleles.
The allele for this disease is
Questions 14 and 15 refer to the pedigree below, which shows the inheritance of a hereditary disease in a family. Whether a person has this disease is controlled by a pair of alleles.
If individual 5 married a man with the disease, what is the probability that their first child would be a male with the disease? (Hint: There are two possible genotypes for the dominant character.)
Which of the following characteristics is an example of continuous variation?
Questions 17 and 18 refer to the diagram below, which shows a section of the human skin:
Which of the following correctly describes structure 1?
Questions 17 and 18 refer to the diagram below, which shows a section of the human skin:
Which of the above labelled structures are involved in temperature regulation in humans?
Questions 19 and 20 refer to the diagram below, which shows a set-up designed by a student to study the respiration of a frog:
The set-up failed to show a rise in water level in the graduated tube as expected. How should the student correct the set-up?
Questions 19 and 20 refer to the diagram below, which shows a set-up designed by a student to study the respiration of a frog:
After the correction, the experiment was repeated. There was a rise in water level in the graduated tube showing a difference in readings of 4 cm³. Which of the following is the correct interpretation of the result?