Progenitor

progenitor A precursor, ancestor; one who begets. Origin: L...

Plants produce hormones to regulate their growth. Auxins, for instance, influence plant growth. Know the role of auxin i..

This tutorial looks at the mutation at the gene level and the harm it may bring. Learn about single nucleotide polymorph..

Earth was created around 4.5 billion years ago and life began not long after. Primitive life likely possessed the elemen..

Plant organs are comprised of tissues working together for a common function. The different types of plant tissues are m..

Meet the colorful takahē, an extremely rare flightless bird. Find out more about its unique features and why they matte..

This tutorial describes the independent assortment of chromosomes and crossing over as important events in meiosis. Read..

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