A cell biologist produces a karyotype of mouse somatic cells arrested in mitosis. She sees 40 chromosomes, which is completely normal for mice. Based on this information, what is the haploid number of chromosomes for mice?
A. 20
B. 40
C. 80
D. 10
E. It cannot be determined from the information provided.
Answer: A
You might also like to view...
Staphylococcus aureus produces carotenoids that neutralize singlet oxygen and prevent killing
Indicate whether the statement is true or false.
What is the major advantage of sexual reproduction over asexual reproduction?
A. genetic variability when the environment is stable B. requirement of less energy C. simpler form of reproduction D. faster reproduction E. genetic variability during an ecological disaster
The presence of an antibiotic in the media where the bacteria are grown enables the selection of colonies grown from
a. transformed cells. b. nontransformed cells. c. cells that have the gene for resistance to the antibiotic. d. both a and c.
The above figure is a photomicrograph of what kind
of tissue? a. cardiac muscle b. skeletal muscle c. nerve tissue d. cartilage e. dense connective