High CO2 levels cause plants to thicken their leave ,which could worsen climate change effect researchers says.
plant scientists observed that when CO2 levels increase in the atmosphere <em><u>most </u></em><em><u>plants</u></em><em><u> </u></em><em><u>do </u></em><em><u>unusual </u></em><em><u>,</u></em><em><u> they</u></em><em><u> </u></em><em><u>thicker </u></em><em><u>their</u></em><em><u> leave</u></em>
<em><u>germination</u></em><em><u> </u></em><em><u>increase</u></em><em><u> in</u></em><em><u> </u></em><em><u>high</u></em><em><u> </u></em><em><u>temperature</u></em><em><u> </u></em><em><u>up </u></em><em><u>to</u></em><em><u> the</u></em><em><u> </u></em><em><u>point</u></em>
Tropism is defined as the propensity of a plant to direct itself away (negative tropism) or towards (positive tropism) the stimuli. Plants that bend their roots towards a more humid environment exhibits positive hydrotropism as humidity is related to the water content of the environment.
<em>Gravitropism and geotropism have the same definition wherein plants move towards or away from gravity.</em>
Answer:
There are different methods of sowing such as Broadcasting, Dibbling, Drilling, Seed dropping behind the plough, Transplanting, Hill dropping and Check row planting.
i) Broadcasting.
Broadcasting is the process of random scattering of seed on the surface of seedbeds. ...
ii) Dibbling.
Explanation:
The correct answer is:
A - They produce identical daughter cells.
Answer: Option B) Amplifies specific DNA sequences.
Explanation:
Polymerase chain reaction (PCR) refers to the selective and repetitive duplication of a specific DNA sequence. It involves the following: heat, an enzyme called thermos aquaticus and annealing.