Top answers

What is the difference between osmolarity and osmolality?

First of all, it is important to define osmosis. If you have two solutions separated only by a semi-permeable membrane, and one solution is more concentrated than the other, then water will move from the les...
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Answered by Kelly W. • Biology tutor
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How can different phenotypes be generated without changes to the genotype?

Different phenotypes can be generated without changes to the genotype through a process called Epigenetics. Epigenetics, meaning “above genes”, is the study of changes to the phenotype caused by changes in g...
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Answered by Ana D. • Biology tutor
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What are the 3 ingredients required for evolution to occur?

For a trait to evolve, firstly, there has to be genetic variation among individuals, which will lead to differences in phenotype and cause differences in fitness in a particular environment. These difference...
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Answered by Ana D. • Biology tutor
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What is the difference between DNA and RNA?

DNA, deoxyribonucleic acid, is responsible for storing genetic information and is composed of a chain of nucleotides. Each nucleotide is formed by a nitrogen base, a phosphate backbone and a sugar. There are...
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Answered by Ana D. • Biology tutor
4240 Views

What is the difference between mitosis and meiosis?

Mitosis contains 1 division cycle, meiosis - 2. Independent assortment, synapsis and crossing over occur only in meiosis. The outcome of mitosis is 2 diploid cells, meiosis - 4 haploid cells. Mitosis produce...
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Answered by Neringa K. • Biology tutor
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