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How Two Microbes Changed History

818,540 views

PBS Eons

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English

Speech Time:

95%
  • 7:37 / 7:57

Speech Rate:

  • 181 wpm - Fast

Category:

  • Science & Technology

Tags :

Intro:

Video Vocabulary

surprise

/sə(r)ˈprīz/

adjective noun verb

That surprises you; not expected. Something unexpected that slightly shocks you. To do something that another person didn't expect.

biggest

/biɡ/

adjective

of great size or extent.

prokaryote

/prōˈkerēˌōt/

noun

Unicellular organism having cells lacking membrane-bound nuclei; bacteria are the prime example but also included are blue-green algae and actinomycetes and mycoplasma.

physically

/ˈfizik(ə)lē/

adverb

In a manner related to the body.

structures

/ˈstrək(t)SHər/

noun other verb

arrangement of and relations between parts or elements of something complex. The ways some things are built, arranged or organized. To make or build with an organized framework.

billion

/ˈbilyən/

noun number

Number 1,000,000,000. thousand million.

perhaps

/pərˈ(h)aps/

adverb

Possibly, but not certainly; maybe.

descendants

/dəˈsendənt/

noun other

person, plant, or animal that is descended from particular ancestor. Family member from generations following you.

depending

/dəˈpend/

verb

Hang down..

organisms

/ˈôrɡəˌnizəm/

noun other

individual animal, plant, or single-celled life form. System with many parts that function as a whole.

complex
adjective noun verb

consisting of many different connected parts. Psychological issue regarding self-image. cause to form complex.

assuming

/əˈso͞omiNG/

adjective conjunction verb

arrogant or presumptuous. used for purpose of argument to indicate premise on which statement can be based. To take a job or the responsibilities of another.

history

/ˈhist(ə)rē/

noun

Study of past events as an academic subject.

encounter

/inˈkoun(t)ər/

noun verb

A chance meeting; unexpected or unplanned meeting. To come up against a problem or trouble; meet.

classify

/ˈklasəˌfī/

verb

To arrange things into groups of similar items.

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