<span>To verify the purity of a
colony, a number of steps could be adopted. Pick the colony and dissolve it in sterile
water (approximately 5ml), streak in media again and incubate. Observe if it
produces pure colonies of the chosen organisms and if not, repeat the procedure
until pure colonies are produced. Additionally, one could perform additional tests
that categorize bacteria such as Gram staining. </span>
Answer:
Reflection is like bouncing a tennis ball, and absorption is like water soaking into a paper towel.
Explanation:
So first of all a simile uses the words "like" or "as" to compare things. Reflection is like bouncing a tennis ball, and absorption is like water soaking into a paper towel.
Environmental change has to do with any kind of alteration that occurs in the natural environment.
<h3>What is environmental change?</h3>
The term environmental change has to do with any kind of alteration that occurs in the natural environment. These changes may be caused by a lot of factors and they may lead to changes in the kind organism that are found in the habitat.
Thus, the types of environmental changes demonstrated are;
African elephants have been hunted to near extension to obtain ivory - Human exploitation
The eruption of Mount Saint Helens destroyed some populations of conifers - Natural disaster
An infection with fungus reduced the population of the North Africa elm trees - Diseases
Increasing global temperatures have affected the migration patterns of humpback whales - Climate change
Learn more about environmental change:brainly.com/question/1568635
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Carbon dioxide is released into the air... welcome if right :3 plz put a thx if im right
Answer:
matter
Explanation:
"In thermodynamics, a closed system can exchange energy (as heat or work) but not matter, with its surroundings"