The Following Question Refers to the Figure

question 63

Multiple Choice

The following question refers to the figure.
In this eight-year experiment, 12 populations of E. coli, each begun from a single cell, were grown in low-glucose conditions for 20,000 generations. Each culture was introduced to fresh growth medium every 24 hours. Occasionally, samples were removed from the populations, and their fitness in low-glucose conditions was tested against that of members sampled from the ancestral (common ancestor) E. coli population.

Compare the bacteria in the figure above in generation 1 and generation 20,000. The bacteria in generation 1 have a greater ________.

• A) efficiency at exporting glucose from the cell to the environment
• B) ability to survive on simple sugars, other than glucose
• C) ability to synthesize glucose from amino acid precursors
• D) reliance on glycolytic enzymes

Understand the various forms and examples of racism and discrimination.

Recognize the impact of historical and institutional racism on different communities.

Identify legal and societal efforts to combat racism and promote equality.

Analyze the role of individual and societal attitudes in perpetuating racial stereotypes.

---

Definitions:

Secondary Xylem

The part of a plant that contributes to wood formation, responsible for water transport and structural support.

Cork Cambium

Lateral meristem that produces cork.

Primary Xylem

The first-formed xylem in a plant, responsible for water and mineral transportation, and it contributes to the plant's structural support.

Bulb

is a plant organ of perennation, consisting of a short stem with fleshy leaves or leaf bases that function as food storage during dormancy.