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This tutorial looks at sex determination via the sex chromosomes, X and Y. Read it to get more info on X and Y chromosom..
This lesson explores the impact of biosecurity threats, and why they need to be identified and managed. Examples to incl..
The hominid family diversified from the apes around 6 to 8 million years ago. Since then, the evolutionary path has prov..
Stems primarily provide plants structural support. This tutorial includes lectures on the external form of a woody twig ..
Genes are the blueprint of our bodies, a blueprint that creates a variety of proteins essential to any organism's surviv..