The nettle is an example of a plant that may have jagged or smooth leaves depending on the genetic character, the jagged character being dominant over the smooth character. When carrying out cross-pollination, 55 smooth plants and 165 toothed plants were obtained. What is the possible genotype of the plants that were crossed?

dd x Dd.
dd x DD.
Dd x Dd.
DD x Dd.
DD x DD.

correct answer: understand the different control methods available

integrated pest management is an strategy that is based on the ecosystem and try to prevent the pest and the damage caused by them by applying combination of technique like habitat manipulation, biological control and use of resistant varieties.

the main aim of the integrated pest management is not to completely eliminate the pest but to strengthen the ecosystem so that conditions are favorable for plants and unfavorable for pests.

sound moves fastest in solids because the molecules are tightly packed and it allows sound to vibrate

what about it?

is this a ?