Mould and yeast.

Date:
1927
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Credit

Mould and yeast. Public Domain Mark. Source: Wellcome Collection.

About this work

Description

Common pin mould is shown by animated diagram growing and sporulating, together with plus and minus strains. The budding of yeast and its use for bread is shown. 2 segments.

Publication/Creation

United States, 1927.

Physical description

1 encoded moving image (8.31 min.) : :silent, black and white

Duration

00:08:31

Contents

Segment 1 Examples of mould on fruit, leather, clothes and bread are shown. A magnified view of mould is shown, including mould spores. An animation showing the growth of mould is shown. Time start: 00:00:00:00 Time end: 00:04:04:03 Length: 00:04:04:03
Segment 2 The intertitles explain that many moulds have two different strains and that spores can be formed by the union of the two strains. Footage of growing mould is seen. Protoplasm and oil flowing through the tubes of growing mould is shown. The intertitles explain that yeast is a mould-like plant that grows in sugar solution. A scientist activates some yeast and a magnified view of yeast is shown. An animation shows yeast development. Yeast is shown being used in bread making. Time start: 00:04:04:03 Time end: 00:08:31:13 Length: 00:04:27:10

Creator/production credits

Produced by Massachusetts Institute of Technology

Terms of use

Unrestricted
Public Domain Mark.

Copyright note

Copyright previously held by British Medical Association and assigned to Wellcome in 2005.

Type/Technique

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