source

Screenshot 2026-09-14 at 9.18.07 AM.png

→ link to full article

Fig. 1. B. bigelowii/UCYN-A light-dark cycle is highly coordinated. (A) Structural characterization during the light cycle: (Left) Differential interference contrast (DIC) micrograph displays the whole alga and showcases UCYN-A spheroid body (SB)

→ link to full essay → link to *hemoglobin* webpage

→ link to 7/9/2026 video, explaining the discovery

Screenshot 2026-09-14 at 9.10.50 AM.png

→ link to full article

source

Screenshot 2026-09-14 at 9.08.09 AM.png

source excerpt: ‍ ‍ Endosymbiosis is defined as a mutually beneficial relationship between organisms where one lives inside the other, though it can occur on many scales—not only cells within cells, but also organisms within organism

source

-> link to full article excerpts: The term ‘symbiosis’ was first proposed by Anton de Bary in 1879, defined as “the living together of two or more dissimilar organisms”. Symbiotic interactions between microbes, or between microbes

source

Screenshot 2026-09-15 at 6.37.40 AM.png

prev / next

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

· · · · · · · · · · · · · · ·

* -> TO INDEX PAGE 1 <- *

* -> TO INDEX PAGE 2 <- *

* -> TO INDEX PAGE 3 <- *

* -> TO INDEX PAGE 4 <- *

* -> TO INDEX PAGE 5 <- *

SEARCH WEBSITE:

No results found

______________

* visitor's guide *

Below each index page image is a single word which gives a hint to the subject on that webpage.

.

Clicking on any index page image opens a webpage, which most often contains an illustrated 1,000 word essay and an image collection. External links are provided to offer in-depth discussion of the subject.

.

*** The layout and organization of imagessays.com is a bit tangential by design, leading the visitor to an exploration of related subjects, informing in an unexpected manner, and so expanding the knowledge base of the viewer. ***

primary webpage: seeing

secondary webpage: marrow

annotated list of webpages: * annotated *

“Whenever I discovered something which was noteworthy,

I have felt it my duty to put down what I had discovered,

in order that it would become known to the educated world.”

Antonie van Leeuwenhoek

Letter of June 12, 1716

… see: microscope

“Sharing knowledge is the the greatest of all callings.

There is nothing like it in the land".”

The Instruction of Dua-Khety

… to his son, as he entered scribe school c. 2000 BC, Egypt - Middle Kingdom

… see: seeing

navigation

.

explanation of website design

* annotated index of selected webpages *

list of essays

list of external links