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More Biology Questions
Cells, in living organisms, adhere to each other by means of junctions called
Consider the following statements and choose the correct answer: 1. Every species of animal and plant tends to produce more offspring than can survive within the normal range of the organism 2. There is a strong population pressure tending to force the individuals of each species to spread out and become established in new territories 3. The spread of a species is prevented by highways, such as land connections between continents 4. The spread of species is facilitated by geographical barriers, such as oceans, mountains, deserts and large rivers
Who among the following condemned the special creation theory by saying that earth has not always been inhabited by the plants and animals as we know now?
Their cells have a very well defined nucleus ,in which nuclear material (chromosomes or DNA) is enclosed in double nuclear membrane.
On which of the following plants did Gregor Mendal perform his classical experiment?