Biology: what is a neoplasm?
Self-tutoring about terms in biology: the tutor mentions neoplasm. Neoplasm: a tumor. -plasm can be thought of as a “region of life.” Source: dictionary.com dictionary.com
Category: biology
Botany: pine trees: red vs white: an observation about ecology?
Self-tutoring about ecology and observation: the tutor makes one. Where I lived in the Annapolis Valley, we had two common pine trees: red and white. Both were common, especially in sandy places. Wondering what ecology might favour one versus the …
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Trees: oak vs pine, part 0
Self-tutoring about which trees grow where, and why: the tutor begins…. In the Annapolis Valley, Nova Scotia, where I lived from 1980-83, pines and oaks were both common. Maples were even more so, but I’ll talk about them in another …
Biology: why does hyperglycemia damage blood vessels? Part 0
Self-tutoring about why hyperglycemia can damage blood vessels: the tutor investigates. Hyperglycemia, which means elevated blood sugar, has long been known to cause damage to blood vessels, but how? A top-down explanation begins as follows: In the cells that line …
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Biology: exercise and insulin sensitivity
Self-tutoring about insulin sensitivity and exercise: the tutor looks up the connection. An exercise session can increase glucose removal from the blood by 40% or more. Furthermore, improved glucose removal may continue for 48-72hr afterwards. Source: care.diabetesjournals.org
Biology: frugivorous
Self-tutoring about biology: the tutor mentions the term frugivorous. frugivorous: having a diet mainly of fruit. Source: merriam-webster.com
Zoology: bactrian camel: omnivore?
Self-tutoring about the bactrian camel: the tutor mentions a surprise he found. I’ve always believed camels are herbivores. Yet, two sources I can easily find suggest that bactrian camels (the two-humped kind) are omnivores. While bactrian camels prefer to eat …
Zoology: dromedary
Self-tutoring about animals: the tutor mentions the dromedary camel. The dromedary is the one-humped camel. Its natural range is deserts in Africa and southwestern Asia. Apparently, there are no wild ones left there; however, a robust population of feral ones …
Biology: the earthworm
Self-tutoring about everyday life, accidents, and survival: the tutor tells a story. Yesterday when we went outside to do part of a workout, a magnificent earthworm was crossing the cement. It was very impressive, just escaping the swampy lawn, I …
Zoology: Atlas bear: Africa’s recent bear
Self-tutoring about mammals: the tutor mentions the Atlas bear. The Atlas bear lived in the Atlas Mountains of North Africa, and perhaps further east as well. It was around the size of a black bear, but heavier: 450 pounds may …