Some are thin areas where the primary wall is not covered by a secondary wall and are populated with plasmodesmata known as

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#Question id: 8928

#Unit 9. Diversity of Life Forms

An adult animal that possesses bilateral symmetry is most certainly also

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#Question id: 3418

#Unit 11. Evolution and Behavior

Which of the best explanation of directional natural selection occur by change in environmental condition?

A. Increase in the frequency of dark-colored mutants in polluted areas, became known as industrial melanism

B. Numerous insect pests become resistant to insecticides and numerous bacteria become resistant to antibiotics.

C. A plant that is too short may not be able to compete with other plants for sunlight. However, extremely tall plants may be more susceptible to wind damage

D- Beetles move into a new environment with patches of light-green moss and dark-green shrubs, both light and dark beetles might be better hidden (and survive better) than medium-green beetles

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#Question id: 10732

#Unit 10. Ecological Principles

A community plus the nonliving factors with which it interacts is called a(n)

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#Question id: 26951

#Unit 10. Ecological Principles

The net reproductive rate (R0) is 1.5 for a given population. If Nt , the population of females at generation t, is 300, then what will be the population of females after four generations (Nt+4)?

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#Question id: 19921

#Unit 12. Applied Biology

Which gene from B. amyloliquefaciens was placed under the control of infection-specific promoter prp 1-1 and was transferred into potato.