MCQ
An ecosystem resists change because it is in a state of:
- AImbalance
- BHomeostasis
- CShortage of components
- DDeficiency of light
Explanation:
An ecosystem resists change because it is in a state of homeostasis.
Homeostasis is also known as a biological equilibrium.
Equilibrium is the steady-state of an ecosystem where all organisms are in balance.
The balance is maintained by a number of factors. These include the carrying capacity of the environment and the capacity for recycling waste.
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$I.$ Eco. $RI$ restriction endonuclease enzyme is isolated from Escherichia coli $RY13$
$II.$ Its recognition sequence is $5^{\prime}-$ $GAATTC - 3 '$
$3^{\prime}-C T T A A G-5^{\prime}$
$5^{\prime}-G-A-A-T-T-C-3^{\prime}$
$3^{\prime}-C-T-T-A-A-G-5^{\prime}$
$III.$ Its site of cleavage is