Biology Exam Review- Latest Updated

A kidney cell is an example of what kind of cell - Answer-Somatic cell How many chromosomes are in a human gamete - Answer-23 Which of the following statements is true of homologous chromosomes - Answer-They contain the same genes What happens to sister chromatids in meiosis II - Answer-They are divided Gametogenesis is the term for - Answer-The production of gametes Mendel began his experiment with purebred pea plants. This approach enabled him to determine that variation among offspring were the results of - Answer-His crossing When Mendel crossed plants that were purebred purple - flowered with plants that were purebred white - flowered, the resulting offspring all had purple flowers. When allowed to self pollinate, this F generation gave rise to white - flowered plants as well as purple. As a result, Mendel determine that individual traits are - Answer-Inherited as discrete units Mendel was able to identify predictable patterns of heredity. He succeeded mainly because he chose to study traits that - Answer-Had only two forms Hair color eye color are examples of a persons - Answer-Phenotype Which phrase best describes the process of crossing over - Answer-Pairs of homologous chromosomes exchange segments The genetic material of a cell is contained in its - Answer-Nucleus What most happen before a cel can enter prophase - Answer-Chromosomes most be copied During mitosis, two chromatids together form - Answer-A duplicated chromosome The function of a cells nucleus is to - Answer-Protect and control access to DNA What process is illustrated in figure 6.2 - Answer-Asexual reproduction If an organisms cells all contain the same DNA, why does one cell become bone while another cell. Becomes lung tissue - Answer-When DNA is copied, different strands get different instructions