2. Having an extra chromosome is called

answer by yourhope:

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in which structure in the nucleus are ribosomes made?

b) nucleolus!

: )

after making a punnet square using bv bv bv bv you will find that the ratio will be 9: 7 or a 128.6% probability.

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some scientists like gregory adcock agree with thorne's theory of regional continuity.

others, like chris stringer and ian tattersall, believe thorne's results may be contaminated or misinterpreted.