Plant growth regulators: Auxins, gibberellins, cytokinins

Plant cells and Animal cells

Plant and animal cells, as you know, have many differences as well as similarities. They can be distinguished by the presence of organelles in both of them. However, they are both eukaryotic cells. Plants and animals have eukaryotic cells, so their cell structures are very similar. A plasma membrane, a nucleus, cytoplasm, ribosomes, and mitochondria […]

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Biology, Class 11, NEET, Plant growth regulators: Auxins, gibberellins, cytokinins, Plant Physiology

Plant Cell Structure

Plant cells are the basic unit of life found in organisms belonging to the Plantae Kingdom. Just like animal cells, these are also eukaryotic cells, meaning they are composed of a true nucleus and have specialised structures, which we refer to as organelles. These organelles are known for carrying out various functions. For example, there

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Biology, Class 11, NEET, Plant growth regulators: Auxins, gibberellins, cytokinins, Plant Physiology

Plant Breeding

Plant breeders choose good quality plants with disease-resistant capabilities and a high yield. These plants are then crossed or propagated with more minor good crops to improve their variety. It requires some special skills to perform this task. Moreover, plant breeding also involves the betterment of seeds which eventually leads to better plants.  The desired

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Biology, Class 11, NEET, Plant growth regulators: Auxins, gibberellins, cytokinins, Plant Physiology

Plant Body

Plants, except a few, are multicellular, with bodies made up of two major systems: the root system and the shoot system. The first is normally subterranean, whereas the second is usually above ground. To succeed and grow in two very different environments—air and soil—requires a variety of adaptations, beginning with cellular modifications into specialised types

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Biology, Class 11, NEET, Plant growth regulators: Auxins, gibberellins, cytokinins, Plant Physiology

Plant and tree

Introduction Trees are substantially larger in stature than other types of plants. Trees, like most other plants, have only one woody stem, which is referred to as the trunk. Plants often have numerous roots, although they are easily flexible and weaker than the roots of other animals. Another characteristic is that trees have fewer leaves

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Biology, Class 11, NEET, Plant growth regulators: Auxins, gibberellins, cytokinins, Plant Physiology

Plant – Growth and Development

Growth is seen in all living organisms, so in plants too. Although plants’ growth is visible, it is uncountable. However, in simple words, growth is the irreversible and permanent increase in the size of a particular organ or the entire plant. All the processes, from the development of the zygote to the maturing of the

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Biology, Class 11, NEET, Plant growth regulators: Auxins, gibberellins, cytokinins, Plant Physiology

Pistil

The stigma, style, ovary, and ovule are the primary components of the pistil, which is the female structure of a flower. It’s largely developed or adapted for pollination, with fertilisation following.  Anatomy of pistil: The female reproductive system is represented by this section of the flower, which is positioned in the centre. The stigma is

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Biology, Class 11, NEET, Plant growth regulators: Auxins, gibberellins, cytokinins, Plant Physiology

Pineal Glands

Introduction The pineal gland can be introduced as a tiny gland located in the middle of the human brain between the epithalamus. The pineal gland is also termed “the third eye” in the human body. It is a pinecone-shaped gland that is majorly responsible for producing and regulating several hormones, including melatonin that is famously

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Biology, Class 11, NEET, Plant growth regulators: Auxins, gibberellins, cytokinins, Plant Physiology

Physiological Dormancy

The composition and dynamics of plant communities are determined by the survival, dissemination, and permanence of seeds in soil, and these processes are at the heart of our current understanding of plant biology. Most plant species produce seeds that are dormant at maturity in order to regulate the timing of germination. Physiological dormancy is the

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Biology, Class 11, NEET, Plant growth regulators: Auxins, gibberellins, cytokinins, Plant Physiology

Marigold Botanical

Tagetes is the common English name for plants of the genus Marigold. Plants in this genus are both annual and perennial. The majority of the species in this genus are herbaceous plants native to Southern Mexico. However, some marigold species can be found all over the world, and some are even called invasive. The most

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Biology, Class 11, NEET, Plant growth regulators: Auxins, gibberellins, cytokinins, Plant Physiology