Which statement is true about the role of progesterone in the menstrual cycle? A Stimulates the development of Graafian follicle B Causes ovulation C Stimulates the remaining part of the Graafian follicle to develop into the corpus luteum D Maintain the thickness of the endometrium The table below shows several plant hormones and their roles Hormone Role of hormone I Gibberellic acid II Cytokinin III Auxin IV Abscisic acid V Ethene a To stimulate the transportation of nutrients from the leaves to other parts of the plant b To stimulate the closing of stomata under physiological stress c To stop the growth of the adventitious root d As a fruit ripening agent e To stimulate cell division of the lateral cambium during secondary growth Which of the following is correct for the hormones and their roles?
The diagram below shows the immune response in human body Which statement about the diagram is true? B Cell Z responds quickly towards the repeated infection of a particular disease. C Cell Y prepares other lymphocytes to produce antibodies. D Substance S regulates lymphocytes involved in the immune response. Which of the following are true of B cell?
I It forms immunity through the humoral response. II It forms immunity through the cell mediated mechanism. III It is produced and it achieves maturity in the bone marrow. IV It is produced in the bone marrow and it achieves maturity in the thymus gland. Which of the following is correct for the hormones and their roles?
The table below shows three organs and the germinal layers that formed them. I II III A a c b b a c b c a c b a B C D If a diploid state is represented by D and a haploid state is represented by H,which of the following is the correct match for the number of chromosome to the parts of plant structures.
A It is all the alleles at all gene loci in all individuals of the population. B It is the frequency of each genotype in the population. C It is the proportion of the total of a certain allele to the total number of all the alleles in the gene pool. D It is the proportion of an allele to the total number of phenotypes in the gene pool. What is the number of cows with heterozygous genotype? A B C D 31 Which class of organism displays an intermittent growth pattern?
If one in every individuals in a population suffers from this ailment, what is the frequency of the gene in that population? A Enzymes that are constantly synthesized and are not dependent on the presence of inducers. B Enzymes that are regularly produced but can be turned off in the presence of repressors. C Enzymes synthesized in the presence of specific molecules called inducers.
D Enzymes that are regularly produced but can be turned off in the presence of corepressors. I DNA treated with endonuclease. II Fragments separated by gel electrophoresis.
III Radioactive probes with complementary base sequence are added. IV Exposed to X-ray film. Which of the following correctly explains the above statement? A Hardy-Weinberg Law B Gause Law C Liebigs Law D Shelfords Law 50 The table below shows the data that is obtained from the capture-recapture technique for a population of grasshoppers in field sample Number Number of grasshoppers captured, marked and released in the first capture Number of grasshoppers captured in the second capture 60 Number of marked grasshoppers recaptured 40 What is the estimated grasshopper in that field?
Answer all questions in Section A. Write your answers in the spaces provided. Answer any four questions in Section B. Write your answers on the answer sheets provided. Begin each answer on a fresh sheet of paper and arrange your answers in numerical order. Tie your answer sheets to this question paper. Answers should be illustrated by large and clearly labeled diagrams wherever suitable.
Answers may be written in either English or Bahasa Malaysia. Figure below is a diagrammatic model of a section of cell surface membrane. Explain what is meant by active transport.
Show your working and give your answer in suitable units. The pedigree below shows the inheritance of red-green colour blindness. Red-green colour blindness is a sex-linked recessive condition. The gene for colour blindness is carried on the X-chromosome.
Describe this process. Explain the importance of each of the phenomenom for the survival in animals. State the characteristics of this vector. Open navigation menu. Close suggestions Search Search. User Settings. SlideShare uses cookies to improve functionality and performance, and to provide you with relevant advertising.
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What to Upload to SlideShare. A few thoughts on work life-balance. Is vc still a thing final. The GaryVee Content Model. Related Books Free with a 30 day trial from Scribd. Related Audiobooks Free with a 30 day trial from Scribd. Outstanding Leadership Stan Toler. Ada lima belas soalan dalam Bahagian A. Tiap-tiap soalan diikuti oleh empat pilihan jawapan. Pilih satu jawapan yang betul dan tandakan jawapan itu pada Borang Jawapan Aneka Pilihan yang berasingan.
Baca arahan pada Borang Jawapan Aneka Pilihan itu dengan teliti. Calon dikehendaki menjawab soalan dalam Bahagian B pada ruang yang disediakan.
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