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Structure & Function of the Mitochondria Mitochondria are rod-shaped organelles 0.5 - 1.0 μm in diameter They are the site of aerobic respiration in eukaryotic cells The function of mitochondri...
Chloroplast Structures & their Functions Chloroplasts are the?organelles?in plant cells where?photosynthesis?occurs Each chloroplast is surrounded by a?double-membrane envelope Each of the enve...
Biodiversity Biodiversity can be thought of as a study of all the?variation?that exists within and between all forms of life Biodiversity looks at the range and variety of genes, species and habita...
Courtship Organisms belong to the?same species?if they interbreed in their natural habitat to produce?fertile offspring The process of successful interbreeding or mating is preceded by some form of...
Genetic Diversity Organisms of the same species have very similar genomes, but two individuals (even twins) will have differences between their DNA base sequences Considering the size of genomes, t...
Genetic Mutations A?gene mutation?is a change in the sequence of base pairs in a DNA molecule that may result in an altered polypeptide Mutations occur?continuously As the DNA base sequence determi...
The Genome A gene is a length of DNA that codes for a polypeptide/protein A?genome?is the complete set of?genes?present in a cell The full genome is present within every cell of an organism, but no...
DNA in Prokaryotes The DNA in prokaryotic cells is significantly different from the DNA found in eukaryotic cells “Prokaryote” means “before the nucleus” The DNA is double-stranded Prokaryotes poss...
