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A: Introduction: Gravitropism is a type of tropism, like phototropism (where there is a change in the p...
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A: Endocrine disruptors, also known as hormonally active agents, endocrine disruptive chemicals, or end...
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A: It was developed by Ziehl and later on modified by Neelsen. So this method is also called Ziehl-Neel...
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A: "Genotype" is an organism's full hereditary information. "Phenotype" is an organism's actual observe...
Q: C. Evidence from embryology Embryology is the study of the development of an organism from an embryo...
A: The development of the embryo is known as embryogenesis. It all starts from fusion of male and femal...
Q: When does spontaneous mutation occur? A. a DNA base is an unstable tautomeric form as the replicatio...
A: Induced mutation occur after treatment of organism with mutagen. Spontaneous mutation occur as a res...
Q: What is Lamarck's Theory of Need? Please give a brief explanation.
A: The different theories of evolution were provided by different scientists. Today we accept the Darwi...
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A: Blood typing is the process of identification of blood type and Rh-factor identification. The blood ...
Q: What do you think is the most important type of variation and why? (Choose only one - Morphological,...
A: Answer
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A: L-ascorbic acid or Vitamin C , is a water-solvent nutrient that is normally present in certain food ...
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A: Classification is a way in taxonomy to classify organisms depending upon their charechterstics. Cla...
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A: Introduction With the use of ABO blood typing, it is only possible to rule out paternity, maternity,...
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A: Answer Naturally acquired passive immunity
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A: Research is a methodical investigation that includes data gathering, a compilation of key informatio...
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A: Answer
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A: Catabolic reactions are those reactions in which there is breaking down of substance Anabolic react...
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A: Mucus is a aqueous layer that is secreted by the mucous membranes.
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A: Skin Barrier One of the most important physical barriers is the skin barrier, which is composed of 3...
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A: In biology, Darwinian fitness or simply fitness of a biological trait describes how successful an or...
Q: The Most Recent Common Ancestor (MRCA) is an individual who donated DNA to every single living perso...
A: Answer
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A:
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A: Introduction:- There are three steps of cell signalling. 1. Reception: A signalling molecule from o...
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A: Introduction: Four kinds of junctions are present in vertebrates which are; • Tight junctions • Adhe...
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A: Cell morphology describes size, shape and structure of particular cell.
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A: Answer Parasiticum mucoides
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A: Some earthworms exhibit complex behaviors, such as burrowing and mate selection. These behaviors are...
Q: The is responsible for homeostasis and the coordination of the nervous and endocrine systems. O midb...
A: Introduction :- The endocrine system, which is made up of all of the body's hormones, regulates all ...
Q: Describe the function of these molecules that help control the cell cycle A.) M-phase promoting fact...
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Q: Organize your thoughts about Darwin’s ideas of evolution by filling out the concept map below.
A: The filled concept map attached below.
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Q: Which of the following explains what will most likely happen to A. fulica? Why?
A: E. rosea quickly becomes the top predator, instead of A. fulica. The number of A. fulica decreases.
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A: A vessel element or vessel member (also called trachea or xylem vessel) is one of the cell types fou...
Q: When it comes to protecting our country's natural and cultural heritage, especially its endemic spec...
A: There are some ongoing works to save endemic species Government establishment of integrated protecte...
Q: biomolecules
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A: Innate immunity is the one that is present since birth. It helps in protection against all antigens.
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A: Reproduction is an important physiological process of all the living organisms. to increase their nu...
Q: What part of the brain can sometimes be referred to as the “rind” or outer covering? a. thalamus c. ...
A: The nervous framework is the major controlling, administrative, and conveying framework in the body....
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