What does the symbol 2n represent? What does the symbol n represent? The 2n number in dogs is 78. How many chromosomes would you find in a dog’s blood cell? How many chromosomes would you find in a dog’s sperm cell? If the sperm cell of a fruit fly has 4 chromosomes, then the number of chromosomes in each body cell is: 2 b. 4 c. 6 d. 8 e. 16 Of the following cells, the only one to have the haploid number of chromosomes is: Skin b. Muscle c. Nerve d. Blood e. Ovum Put these parts of cells from the human body in order from the smallest (1) to the biggest (4): _____Gene _____Nucleus _____DNA _____Chromosome The picture on the right is of a human karyotype. Use the karyotype to answer the following questions. How many pairs of chromosomes does this person have? Which pair(s)are considered the autosomes? Which pair(s) are considered the sex chromosomes? Is this person male or female? How do you know? How many chromosomes are in a human’s body cells? How many chromosomes are in a human’s sex cells? The picture on the right is of a rat karyotype. Use the karyotype to answer the following questions. How many pairs of chromosomes does this rat have? Which pair(s)are considered the autosomes? Which pair(s) are considered the sex chromosomes? Is this rat male or female? How do you know? How many chromosomes are in a rat’s body cells? How many chromosomes are in a rat’s sex cells?
What does the symbol 2n represent? What does the symbol n represent? The 2n number in dogs is 78. How many chromosomes would you find in a dog’s blood cell? How many chromosomes would you find in a dog’s sperm cell? If the sperm cell of a fruit fly has 4 chromosomes, then the number of chromosomes in each body cell is: 2 b. 4 c. 6 d. 8 e. 16 Of the following cells, the only one to have the haploid number of chromosomes is: Skin b. Muscle c. Nerve d. Blood e. Ovum Put these parts of cells from the human body in order from the smallest (1) to the biggest (4): _____Gene _____Nucleus _____DNA _____Chromosome The picture on the right is of a human karyotype. Use the karyotype to answer the following questions. How many pairs of chromosomes does this person have? Which pair(s)are considered the autosomes? Which pair(s) are considered the sex chromosomes? Is this person male or female? How do you know? How many chromosomes are in a human’s body cells? How many chromosomes are in a human’s sex cells? The picture on the right is of a rat karyotype. Use the karyotype to answer the following questions. How many pairs of chromosomes does this rat have? Which pair(s)are considered the autosomes? Which pair(s) are considered the sex chromosomes? Is this rat male or female? How do you know? How many chromosomes are in a rat’s body cells? How many chromosomes are in a rat’s sex cells?