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Mdcat-past-papers Quiz

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3421. Causative agent of a sexually transmitted disease that affects mucus membrane of urinogenital tract is:



3422. Transmission of Neisseria gonorrhoea is best described by which one of the following?



3423. AIDS is caused by:



3424. Syphilis is caused by:



3425. Major source of transmission of syphilis is:



3426. Which of the following diseases is sexually transmitted?



3427. The incubation period of syphilis is:



3428. --------- is spread through sexual contact:



3429. In males, the sex-determining gene is:



3430. Self-fertilization of F1 dihybrids, following independent assortment of alleles, results in:



3431. As a result of cross-fertilization of a true-breeding pea plant having purple-colored flowers with that of white-colored flowers, the offspring will have flowers with:



3432. A person was married to his cousin, and both are heterozygous for sickle cell anemia. Among their four kids, what will be the proportion of affected homozygotes?



3433. Test cross is made to check the genotype of a trait. Which of the following crosses is a test cross?



3434. DNA stores biological information in discrete units termed as:



3435. According to Mendel's Law of Segregation, the one individual out of four in the F2 generation had a phenotype that failed to express in the generation.



3436. Test cross is made to check the genotype of a trait. Which of the following crosses is a test cross?



3437. The change in frequency of alleles at a locus that occurs by chance is known as:



3438. Which of the following statements about natural selection is not true?



3439. The idea of inheritance of acquired characteristics was presented by:



3440. When Mendel crossed together two contrasting homozygous individuals, the phenotype of the hybrid in F1 cross appeared to be that of: