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How can the hypothesis that asserts that chloroplasts as well as mitochondria were primitive prokaryotes that associated in mutualism with primitive anaerobic eukaryotic cells be corroborated?
The explained hypothesis is known as the endosymbiotic hypothesis about the evolutionary origin of mitochondria and choloroplasts.
Mutualism is explained as: mitochondria and chloroplasts can offer energy and nutrients to the cell in exchange for protection. The hypothesis is strengthened as those organelles have their own DNA, RNA and protein synthesis machinery and they separate themselves through binary division like bacteria do.
Regarding solubility, how are lipids classified? Fats and oils are hydrophobic molecules, i.e., they are non polar and insoluble in water. Lipids in general are molecules with
Give three examples of human disorders which are caused by the action of a single pair of alleles. In every case say whether the harmful allele is dominant or recessive to the non-
A cleavage furrow appears in the middle of the cell, deepens gradually and divides the cell into two. Thus, at the end of second meiotic division, four daughter cells are formed
What are the subkingdoms into which the plant kingdom is divided? The kingdom Plantae is separated into two big subkingdoms: the bryophytes and the tracheophytes (pteridophytes
Which one of the following statements about certain given animals is correct? 1. Round worms (Aschelminthes) are pseudocoelomates 2. Molluscs are acoelomates 3. Insects ar
Things to do- We ought to aide by earthquake resisting building codes during construction and retrofitting of existing buildings. We should have a first AID box handy and learn
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What is the spontaneous generation hypothesis? The impulsive generation abiogenesis or hypothesys asserts that life on earth has come from nonliving material. For instance, t
What are the major terrestrial biomes? The main terrestrial biomes are: tundra, taigas (or boreal forest), temperate forests, tropical forests, grasslands and deserts.
Define the Ascorbic Acid - Basic Concepts? Ascorbic acid is a water-soluble vitamin, whose structure is shown in Figure. You would have noticed that its structure resembles glu
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