Why must the life cycle of sexually reproducing species alternate between haploid and diploid stages?
A. Meiosis must occur at some point in the life cycle to prevent a doubling of chromosomes in each generation.
B. Mitosis must occur at some point in the life cycle to prevent a reduction of chromosomes in each generation.
C. The diploid stage allows for genetic recombination.
D. Meiosis must occur at some point in the life cycle to prevent a reduction of chromosomes in each generation.
E. Haploid cells cannot grow independently of diploid cells.
A. Meiosis must occur at some point in the life cycle to prevent a doubling of chromosomes in each generation.
You might also like to view...
A(n) ____ is a group of neighboring populations that exchange individuals
a. K-selected species b. Type I species c. r-selected species d. sink population e. metapopulation
At which level is gene expression primarily regulated in prokaryotic organisms?
a. Transcriptional level b. Epigenetic level c. Post-translational level d. Translational level
If a white-flowered pea plant (ww) is crossed with a heterozygous purple-flowered plant (Ww), what will their offspring look like?
What will be an ideal response?
If a culture of Bacillus anthracis containing endospores was used in this experiment, do you think this culture would be more or less susceptible to the chemical disinfectants than Pseudomonas aeruginosa?
A) Bacillus anthracis would be more susceptible to chemical disinfection than Pseudomonas aeruginosa B) Bacillus anthracis would be less susceptible to chemical disinfection than Pseudomonas aeruginosa