Course record BIOL

BIOL 2421

Microbiology for Science Major

Lone Star College System

1,087 grades48 sections13 professors
Grades: 2023–2025
Flunk Score45/100
Mixed record

Professors 10 of 13

Himika Nangia 59 grades · 2 terms · 2023–2024 3.90GPA
91.5% A
6.8% B
1.7% C
0.0% D
0.0% F

59 letter grades · 2 sections · 2023–2024

Compare with the course
Nangia vs. the course average
A +41.1
B −23.3
C −11.6
D −2.3
F −4.0

Difference in percentage points.

0.0% withdrew · 0 of 59 enrolled.

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Michael Elder 152 grades · 5 terms · 2023–2025 3.49GPA
59.2% A
32.9% B
6.6% C
0.7% D
0.7% F

152 letter grades · 7 sections · 2023–2025

Compare with the course
Elder vs. the course average
A +8.8
B +2.8
C −6.7
D −1.6
F −3.3

Difference in percentage points.

Each term against the course average
Spring 2023Fall 2025

2.6% withdrew · 4 of 156 enrolled.

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Atenea Garza 89 grades · 3 terms · 2024–2025 3.48GPA
65.2% A
23.6% B
7.9% C
1.1% D
2.2% F

89 letter grades · 3 sections · 2024–2025

Compare with the course
Garza vs. the course average
A +14.8
B −6.5
C −5.4
D −1.2
F −1.7

Difference in percentage points.

2.2% withdrew · 2 of 91 enrolled.

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Muniwarage Asitha Silva 86 grades · 3 terms · 2023–2024 3.34GPA
66.3% A
17.4% B
7.0% C
2.3% D
7.0% F

86 letter grades · 3 sections · 2023–2024

Compare with the course
Silva vs. the course average
A +15.9
B −12.6
C −6.3
D same
F +3.0

Difference in percentage points.

3.4% withdrew · 3 of 89 enrolled.

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Timothy Cifelli 56 grades · 2 terms · 2023–2024 3.30GPA
55.4% A
28.6% B
10.7% C
1.8% D
3.6% F

56 letter grades · 2 sections · 2023–2024

Compare with the course
Cifelli vs. the course average
A +4.9
B −1.5
C −2.5
D −0.5
F −0.4

Difference in percentage points.

5.1% withdrew · 3 of 59 enrolled.

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Emily White 80 grades · 3 terms · 2024–2025 3.29GPA
53.8% A
27.5% B
15.0% C
1.3% D
2.5% F

80 letter grades · 3 sections · 2024–2025

Compare with the course
White vs. the course average
A +3.3
B −2.6
C +1.8
D −1.0
F −1.5

Difference in percentage points.

3.6% withdrew · 3 of 83 enrolled.

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Seth Parker 29 grades · 1 term · 2023 3.17GPA
72.4% A
6.9% B
3.4% C
0.0% D
17.2% F

29 letter grades · 1 section · 2023

Compare with the course
Parker vs. the course average
A +22.0
B −23.2
C −9.8
D −2.3
F +13.3

Difference in percentage points.

3.3% withdrew · 1 of 30 enrolled.

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Timothy Cifelli-Volmer 140 grades · 6 terms · 2023–2025 3.14GPA
47.1% A
32.1% B
12.1% C
4.3% D
4.3% F

140 letter grades · 6 sections · 2023–2025

Compare with the course
Cifelli-Volmer vs. the course average
A −3.3
B +2.1
C −1.1
D +2.0
F +0.3

Difference in percentage points.

Each term against the course average
Spring 2023Fall 2025

6.7% withdrew · 10 of 150 enrolled.

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Warner Bair 154 grades · 6 terms · 2023–2025 2.95GPA
38.3% A
32.5% B
20.1% C
3.9% D
5.2% F

154 letter grades · 6 sections · 2023–2025

Compare with the course
Bair vs. the course average
A −12.1
B +2.4
C +6.9
D +1.6
F +1.2

Difference in percentage points.

Each term against the course average
Spring 2023Fall 2025

6.7% withdrew · 11 of 165 enrolled.

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Troy Giambernardi 199 grades · 9 terms · 2023–2025 2.81GPA
24.6% A
46.2% B
20.1% C
3.5% D
5.5% F

199 letter grades · 12 sections · 2023–2025

Compare with the course
Giambernardi vs. the course average
A −25.8
B +16.1
C +6.9
D +1.2
F +1.6

Difference in percentage points.

Each term against the course average
Spring 2023Fall 2025

4.3% withdrew · 9 of 208 enrolled.

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