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Industrial melanism refers to the dark pigmentation that evolved in some insects giving them protective coloration on vegetation darkened by soot in heavily industrialized areas prior to air pollution regulation. In one heavily polluted area near Birmingham, England in 1956, 87% of the moths of the species Biston betularia were black due to the presence of a dominant gene for melanism. Estimate the frequency of the dominant allele in this population, and the proportion of black moths that are heterozygous.
NON-MUSCULA R MOVEMENT - 1 . Streaming movement - In amoeba, cyclosis is common. 2 . Pseudopodial - In leucocyte, macrophages, amoeboid movement take place
what protist changes shape constantly and flows around its food to engulf it?
Inhibitor Proteins - Enzyme-activity Control One kind of inhibitor protein found in higher plants is an endopeptidase which degrades nitrate reductase thus causing irreversibl
LOCOMOTIO N IN OCTOPUS - From the ends of arms or ex-current siphon water is throughn with speed, opposite to it animal moves.
Explain the Determination of Vitamin E DL-α-Tocopherol is oxidized with ferric chloride and the ferrous ions formed are measured colorimetrially with the aid of α,α'-dipyridyl
Which theory focuses on how people are different than animals? Functionalism Eclecticism Humanism Behaviorism
Explain the Evolution of the Vascular Plant Body? Vascular Plant anatomy reflects adaptation to life on land. In an aquatic environment, the photosynthetic surfaces are support
Animal Reproduction - Reproduction is the ability to produce new organism of its own type. It is meant to increase their number. Reproduction includes - (i) Replication o
What STRUCTURAL features do these three organisms have in common in terms of a) excretory systems b) respiratory systems c) circulatory systems and d) nervous systems ? The species
Vitamin B 6 (Pyridoxine hydrochloride) Pyridoxine hydrochloride is a white, crystalline powder, practically odourless. The dry substance is sufficiently stable in air. With pr
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