Map Units on a Linkage Map Cannot Be Relied Upon

question 39

Multiple Choice

Map units on a linkage map cannot be relied upon to calculate physical distances on a chromosome for which of the following reasons?

• A) The frequency of crossing over varies along the length of the chromosome.
• B) The relationship between recombination frequency and map units is different in every individual.
• C) Physical distances between genes change during the course of the cell cycle.
• D) The gene order on the chromosomes is slightly different in every individual.

Grasp the structure and function of operons in gene regulation.

Comprehend the mechanisms involved in post-transcriptional regulation in prokaryotes and eukaryotes.

Understand various methods of posttranslational regulation mechanisms.

Recognize the role of mutations in regulatory elements and their effect on transcription rates.

---

Definitions:

Cash Discount

A reduction in an invoice amount available to the buyer for paying all or part of the amount due within a stated period of time.

Invoice Date

The date stated on an invoice; the beginning of the discount period.

Partial Payment

A payment that is made towards a debt or obligation that is less than the full amount owed at that time.

Discount Date

The specified date before which a payment can be made on an invoice to receive a discount for early payment.