In the S phase of meiotic interphase, each chromosome replicates, producing two copies of each allele, one on each chromatid, the homologous chromosomes segregation takes place in__

Which of the following statements is correct about the segregation of chromosomes?

a.If no crossing over has taken place, the two chromatids of each chromosome segregate in anaphase II and are identical

b. If crossing over has taken place, the two chromatids are no longer identical, and the different alleles segregate in anaphase II

c. If no crossing over has taken place, the two chromatids of each chromosome segregate in anaphase I and are identical

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#Question id: 10711

#Unit 10. Ecological Principles

Following table shows the number of individuals of five tree species in a community

Based on the above, the Simpson’s index and Shannon weaver of the community will be respectively?

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#Question id: 9164

#Unit 9. Diversity of Life Forms

Use the following figures to answer the question below.

East of the Mississippi River, in Hopkinsville Kentucky, the mean annual precipitation is 130 cm. The mean annual temperature is 14.3°C. In the winter, the mean temperature is 7.3°C, while in summer it is 20.6°C. Using the climograph shown here, how would we classify the biome found in Hopkinsville?

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#Question id: 18009

#Unit 7. System Physiology – Animal

Fleeing from or confronting a threat is known as ______.

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#Question id: 4010

#Unit 3. Fundamental Processes

In a cell that produces only one type of protein, which of the following statements about the relationship between hnRNA and mRNA is true?

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#Question id: 14492

#Unit 13. Methods in Biology

A die is rolled. The probability of getting a number 1 or 6 on the upper face is