Group Living Has Advantages and Disadvantages

When animals live together in groups such as flocks or herds

Disadvantage- Group promote competition for food and increased transmission of parasites and other diseases.

Advantage - Benefits relate to group defense against predators through increased vigilance and through protection in numbers.

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#Id: 10736

#XL - R Botany

Panicle

Examples: Mangifera indica (mango), Azadirachta indica (neem), Delonix regia (Gulmohar), etc.

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#XL - Q Biochemistry

In the presence of ATP and Ca+2 , the myosin heads extending from the thick

filaments walk toward the (+) ends of the thin filaments.

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#Id: 8234

#XL - T Zoology

Negative density dependence occurs when the rate of population growth decreases as population density increases.

Ex - limited supply of resources, such as food, nesting sites, and physical space.

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#Id: 9089

#XL - T Zoology

ADP-ribosylation blocks the GTPase activity of Gαs and renders Gαs permanently active. 

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#Id: 7051

#XL - T Zoology

Haldane’s rule: hybrid sterility or hybrid inviability is often limited to the heterogametic sex.