Question

Formulate difficult questions pertaining to each

1.Natural selection and evolution

2. Diversity of plants

3. Reproduction and development

4. Mendelian inheritance

5. Cell life cycle

Answer 1

1.  Show how natural selection could give rise to new species as a result of geographic isolation caused by continental drift? What are the similarities and differences between evolution and natural selection? Explain why a characteristic which helps an animal to live longer will generally tend to become more common in the population as a result of evolution by natural selection?

2. What is the single most important feature that plants all share that other organisms do not? how do we divide plants into lineages several times? (2 divisions)? Major group of seed producing plants: Flowering and non floweing?

3. describe in detail the production and transport of sperm in human male? What is inguinal hernia? How does it occur? How do the two kinds of mammalian reproductive cycles — estrous and menstrual, differ from each other? What events take place in the menstrual cycle and in ovarian cycle?

4. When two factors of a single characteristic are different and present in the same plant? What equation represents all of the possibilities for a given set of unordered events?

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