The enzymes that can selectively cut DNA at specific locations during various ty

Question

The enzymes that can selectively cut DNA at specific locations during various types of genetic recombination are called. R factors. bacterial transposons. clone restriction Which of the following items is not a part of a compound light microscope? cathode object lens eyepiece disc aperture Which of the following infectious agents causes typhus? togavirus flavivirus Yersinia The mosquito Anopheles is a mechanical vector transcendent vector biological vector none of the above Serological identification of bacteria is based upon Selective binding of bacterial antigens to specific antibodies. Selective binding of bacterial antibodies to specific antibodies. Selective binding of bacterial antigens to specific Selective binding of bacterial antigens to the cells of laboratory test animals. The form of interdependency between organism in which both participants benefits from the association is called ecology A long term relationship between a host and a pathogen is called parasitism. inflammation chronic infection. acute infection A pathogenic microorganism may damage a host by Destruction of tissue near the site of entry. Dissemination throughout the body to cause widespread damage. Secretion of toxins that throughout the body causing widespread damage. All of these. Type of phagocytic cell present in tissues neutrophils macrophage eosinophils Type of lymphocyte programmed to destroy corrupt "self" cells Helper T cell Cytotoxic T cell dendritic cell all of the above Account for most of the circulating leukocytes neutrophils macrophage eosinophils basophils Release histamine and other inflammatory inducing chemicals from the granules neutrophils macrophage eosinophils basophils These circulating cells differentiate into either macrophages or dendritic cells when they migrate tissue neutrophils monocytes lymphocytes basophils

Explanation / Answer

Answers :

Q13. The correct option is D (Restriction endonucleases)

Explanation : They recognise specific sequences within the DNA and Cuts at that position. Based on their specificities in their actions

Q14. The correct answer is A ( cathode) which is  negatively charged electrode.

Q15. The correct answer is D (Rickettsia prowazekii)

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