11 4 Meiosis Answer Key
Question: List the two things that Mendel’s principles of genetics required in order to be true.
Answer: #1. Each organism must inherit a single copy of every gene from both its “parents”
#2. When organism produces own gametes, the 2 sets of genes must be separated from each other.
Question: What does it mean when 2 sets of chromosomes are homologous?
Answer: each chromosome that came from the male has a corresponding chromosome from the female.
Question: How do you describe a diploid cell?
Answer: #1. 2n
#2. contains 2 sets of homologous chromosomes
Question: What’s the number of chromosomes in a haploid drosophila cell?
Answer: 4
Question: Look at pictures in packet
Answer: !
Question: why is meiosis described as a process of reduction division?
Answer: the number of chromosomes per cell is cut in half through the separation of homologous chromosomes in a diploid cell.
Question: What are the 2 distinct stages of meiosis?
Answer: #1. Meiosis I (produces diploid cells)
#2. Meiosis II (Produces haploid cells)
Question: The diploid cell that enters meiosis becomes how many haploid cells at the end of meiosis?
Answer: 4
Question: How does a tetrad form in prophase I of meiosis?
Answer: each chromosome pairs with its corresponding homologous chromosome
Question: how many chromatids in a tetrad?
Answer: 4