Identify 3 conditions that can develop from having or missing chromosomes

1. Down Syndrome - Caused by an extra copy of chromosome 21

2. Klinefelter Syndrome - Boys with extra x chromosome(s)

3. Turner Syndrome - Girls lacking a second x chromosome

d. in sexual reproduction, offspring have more chromosomes than

either parent.

asexual reproduction results in offspring which are genetically the same as the parent organism (not counting a rare mutation). sexual reproduction produces a random mixture of the genetics derived from both parents

explanation: