Which of the following interaction occurs between a permanent dipole and a neutral molecule?

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#Question id: 10410

#Unit 6. System Physiology – Plant

phytochrome red and far-red light. Given below experiment of lettuce seed, which of the following option will be incorrect?

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#Question id: 13173

#Unit 10. Ecological Principles

Landscape ecology is best described as the study of

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#Question id: 5545

#Unit 5. Developmental Biology

The placenta functions as a(n):

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#Question id: 18221

#Unit 9. Diversity of Life Forms

In animal cells and in the meristem cells of land plants, the nuclear envelope disintegrates during mitosis. This disintegration does not occur in the cells of most protists and fungi. According to our current knowledge of plant evolution, which group of organisms should feature mitosis most similar to that of land plants? 

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#Question id: 33984

#Unit 2. Cellular Organization

Choose correct combination of statements 

A. Each chromosome contains many fragments of very long duplex of DNA, folded into a fiber that runs continuously throughout the chromosome.

B. During interphase, euchromatin, which is slightly densely packed than mitotic chromosomes. 

C. Regions of heterochromatin remain densely packed throughout interphase.

D. Various heterochromatic regions, especially those associated with centromeres, aggregate into a densely staining chromocenter