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Define the Structure of Vitamins?
For your convenience, however, we have given the structures of these vitamins here in the text. Look at Figure which illustrates the fat-soluble vitamins. As you go through these structures, you would have noticed that all these fat-soluble vitamins have certain common features such as an aromatic ring structure with an aliphatic side chain, one or more double bonds either in the ling or in the side chain and a functional group such as an aldehyde (CHO: in vitamin A), ketones (C = 0: in vitamin K), methyl (CH3) or hydroxyl groups (OH: in vitamin D)
Create a dichotomous key the following organisms, ant, butterfly, fly, beetle, grass hopper, wasp, ladybug, roach and dragonfly.
Name and explain the mechanisms of heat loss that are contributing to Joel's feelings of coldness. Be sure to name ALL the mechanisms that are contributing!
mitochondria?
Phylum platyhelminthes (13,000 species Flatworm) The body is flattened. Gastrovascular cavity is branched, dense bodies with many cell layers, mouth but no anus. Hermaphrodite
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Haemoglobin Among the respiratory pigments we shall consider haemoglobin in some detail as this is the most familiar, widespread as well as the most efficient respiratory pigm
what is animal kingdom and what are its functions
What is the critical photoperiod? How can the critical photoperiod relate to flowering be experimentally determined? The critical photoperiod is the limit of the photoperiod du
Q. For each of the three kinds of life cycles what is the respective ploidy of the individual that represents the adult or lasting form? In the haplontic haplobiontic life cycl
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