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Biology 3

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bethf6's version from 2015-06-03 19:07

Section

Question Answer
What did Lamarck think happened when a microorganism didnt use something to survive?They got rid of it
Are LDL good or bad?Bad
Are HDL good or bad?Good
What does LDL stand for?Low density lipoproteins
What is sexual reproduction?Reproduction with two parents needed
What is the advantage of sexual reproduction?It can allow variation
What is asexual reproduction?Reproduction with one parent
What is the disadvantage of asexual reproduction?There is no variation
What is the advantage of asexual reproduction?Its a clone so can create more of something
What is a panademic?A disease that has spread across the world
What is a epidemic?Something that has just spread through a small place
What are the two types of plant cloning?Cuttings and tissue culture
What is the method behind plant cutting?Taking a small part of the plant, dipping the end in rooting powder then planting it
What is the advantages of plant cuttings?It is cheap and fast
What is the disadvantages of plant cuttings?You don't get very many out of one plant
What is the method behind tissue cultures?You take a scraping off a leave from the plant which will have cells. You then add hormones to make the cells reproduce then grow the cell in a growth medium.
What is the advantages of tissue cultures? There are many that you can get from one plant
What is the disadvantages of tissue cultures?It is much more expensive than taking cuttings and is a longer process
What are the two types of animal cloning?Embryo cloning and adult cell cloning
What is the method behind embryo cloning?You get the embryo of a good cow and fertilise it with a male gamete (sperm) from the best bull. You then divide the embryo into individual cells then put in the host mother so identical calves are born
What is the advantage of embryo cloning?we can transport high-quality embryos all around the world
What is the disadvantages of embryo cloning?There is a less varied gene pool
What is the method behind adult cell cloning?an adult cell is taken as well as an embryo. The nucleus from the
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