What are all the possible gametic genotypes produced by a trisomic individual that is genotype A/A+/B for the trisomic chromosome?

What will be an ideal response?


Three types of haploid gametes may be produced: A, A+, and B; and three types of disomic gametes may be produced: A/A+, A/B, and A+/B.

Biology & Microbiology

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There are so many gray areas in life, and so many different opinions, that decisions can only be made on a case-by-case basis. This statement best describes:

Biology & Microbiology

A chromosome has a gene for long toes. Which of the following would likely be homologous

to this chromosome?

a. a chromosome with a gene for short toes b. a chromosome with a gene for long fingers c. a chromosome with a trait associated with toe shape other than length d. a chromosome from either parent

Biology & Microbiology

Plants compete for light, a response known as ____, in which plants tend to grow taller when closely surrounded by

other plants. a. epinasty b. phototropism c. shade avoidance d. shade tolerance e. thigmotropism

Biology & Microbiology

During each PCR cycle, what happens to the number of copies of a DNA segment?

A.) It stays the same. B.) It doubles. C.) It quadruples. D.) It increases to 1 billion.

Biology & Microbiology