What is the affinities of sphenodon?
What is the affinities of sphenodon?
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Animal cells are A. Round and irregular in shape B. Round or rectangular in shape C. Regular and rectangular in shape D. Irregular and square in shape
Animal cells are A. Round and irregular in shape B. Round or rectangular in shape C. Regular and rectangular in shape D. Irregular and square in shape
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In earthworm, typhlosole occurs between A. 20 – 90 Segments B. 26 – 95 segments C. 20 – 95 segments D. 21 – 100 segments
In earthworm, typhlosole occurs between A. 20 – 90 Segments B. 26 – 95 segments C. 20 – 95 segments D. 21 – 100 segments
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Sonar system is found in A) Otter B) Bat C) Whale D) Both B and C
Sonar system is found in A) Otter B) Bat C) Whale D) Both B and C
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All of the following statements are false about red blood cells that have been added to a flask of saturated NaCl solution except that A. The cells will undergo mitosis B. The cells will increase in volume C. The cell will lose water D. The cells are hypertonic relative to the surrounding medium E. The concentration of NaCl is lower outside the cells than inside
All of the following statements are false about red blood cells that have been added to a flask of saturated NaCl solution except that A. The cells will undergo mitosis B. The cells will increase in volume C. The cell will lose water D. The cells are hypertonic relative to the surrounding medium E. The concentration of NaCl is lower outside the cells than inside
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Incomplete alimentary canal occurs in A) Fasciola B) Ascaris C) Wuchereria D) Rhabditis
Incomplete alimentary canal occurs in A) Fasciola B) Ascaris C) Wuchereria D) Rhabditis
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ATPase enzyme needed for muscle contraction is located in (a) Actinin (b) Troponin (c) Myosin (d) Actin
ATPase enzyme needed for muscle contraction is located in (a) Actinin (b) Troponin (c) Myosin (d) Actin
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What are the aquaporins in the facilitated diffusion process? A. Membrane proteins B. Carrier proteins C. Channel proteins D. Carrier lipids
What are the aquaporins in the facilitated diffusion process? A. Membrane proteins B. Carrier proteins C. Channel proteins D. Carrier lipids
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What are the possible advantages and disadvantages of a chitinous exoskeleton in arthropods?
What are the possible advantages and disadvantages of a chitinous exoskeleton in arthropods?
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A dorsiventral leaf has a. Palisade tissue on both sides b. Spongy tissue on both sides c. Palisade tissue on the upper side and spongy tissue on the lower d. Spongy tissue on the upper side and palisade tissue on the lower
A dorsiventral leaf has a. Palisade tissue on both sides b. Spongy tissue on both sides c. Palisade tissue on the upper side and spongy tissue on the lower d. Spongy tissue on the upper side and palisade tissue on the lower
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Discuss the advantages and disadvantages of genetically modifying crops, including soya, maize and rice
Genetically modified (GM) crops, such as soybeans, maize, and rice,
Sourav
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Outline the process of genetic modification using bacterial production of a human protein as an example, limited to: (a) isolation of the DNA making up a human gene using restriction enzymes, forming sticky ends (b) cutting of bacterial plasmid DNA with the same restriction enzymes, forming complementary sticky ends (c) insertion of human DNA into bacterial plasmid DNA using DNA ligase to form a recombinant plasmid (d) insertion of recombinant plasmids into bacteria (specific details are not required) (e) multiplication of bacteria containing recombinant plasmids (f) expression in bacteria of the human gene to make the human protein
<h2 class="mb-2 mt-6 text-lg first:mt-3">Process of Genetic Modification Using Bacterial
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Outline examples of genetic modification: (a) the insertion of human genes into bacteria to produce human proteins (b) the insertion of genes into crop plants to confer resistance to herbicides (c) the insertion of genes into crop plants to confer resistance to insect pests (d) the insertion of genes into crop plants to improve nutritional qualities
<h2 class="mb-2 mt-6 text-lg first:mt-3">Examples of Genetic Modification</h2> Genetic modification involves
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Describe genetic modification as changing the genetic material of an organism by removing, changing or inserting individual genes
Genetic modification (GM) refers to the deliberate alteration of an
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Describe and explain the conditions that need to be controlled in a fermenter, including: temperature, pH, oxygen, nutrient supply and waste products
<h2 class="mb-2 mt-6 text-lg first:mt-3">Conditions to Control in a Fermenter</h2> Fermenters
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Describe how fermenters can be used for the large-scale production of useful products by bacteria and fungi, including insulin, penicillin and mycoprotein
<h2 class="mb-2 mt-6 text-lg first:mt-3">The Use of Fermenters for Large-Scale
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Explain the use of lactase to produce lactosefree milk
<h2 class="mb-2 mt-6 text-lg first:mt-3">The Use of Lactase to Produce
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