Question

1. in 1928, alexander fleming discovered a mold growing in one of his bacterial cultures. the bacteria near the mold were dying. fleming called the chemical produced by this mold penicillin. he hypothesized that it could be used to treat infections caused by bacteria. which other investigations resulted directly from flemings findings?

a. it led to investigations into the use of sulfa drugs to treat infections.
b. it led to investigations of other molds as possible sources of antibiotics.
c. it led to investigations into ways to produce sterile culture plates commercially.
d. it led to investigations into ways to prevent contamination of bacterial cultures by molds.

1. henry references this flowchart of scientific methods during a project. which step involves observation and collection of data?

a. a
b. b
c. c
d. d

1. adam and claire make a list of scientific characteristics. which of the following is most likely on the list?

a. science is never wrong.
b. science accepts everyones point of view.
c. science views unexplained evidence suspiciously.
d. science requires scientists to base their claims on opinions.

Explanation:

1. Fleming's discovery of penicillin inspired research into other mold - based antibiotics. Other options are not directly related to his discovery.
2. In the scientific method, the step of testing a hypothesis by doing an experiment involves observation and data collection.
3. Science is skeptical of unexplained evidence. Science is not infallible, does not accept every point - of - view without evidence, and requires claims to be based on evidence, not just opinions.

Answer:

1. C. It led to investigations of other molds as possible sources of antibiotics.
2. C. C
3. C. Science views unexplained evidence suspiciously.