Neo-Latin sepalum, from sep- (irregular Greek cover skelepae) + alum (as in petal petal) These sample phrases are automatically selected from various online information sources to reflect the current use of the word “sepal”. The views expressed in the examples do not represent the views of Merriam-Webster or its editors. Send us your feedback. “Sepal.” Dictionary, Merriam-Webster, Retrieved 29 November 2022) Sepal (Science: Botany) A member of the outer (usually green) vortex of the non-fertile parts surrounding the fertile organs of a flower. One of the green parts that form the calyx of a flower. A specialized structure that occurs in plants, usually to protect a new growing shoot, although its function may vary from species to species. Join our community to access the latest language learning tips and assessment from Oxford University Press!. Find out which words work together and create more natural English with the Oxford Collocations Dictionary app. Mammals are a diverse group of organisms, most of them developing their offspring in the womb. Ov. Find the answers online with Practical English Usage, your go-to guide to problems in English.

Gregor Mendel`s studies of monohybrid and dihybrid crosses and Charles Darwin`s studies of evolution and natural selection. Plants produce hormones to regulate their growth. Auxins, for example, influence plant growth. Know the role of auxin i. This tutorial introduces Gregor Mendel`s law of domination. Learn more about this form of inheritance and how it precedes it.