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Elis [28]
3 years ago
6

Explain why Aristotle's system of classifying animals is no longer used by biologists?

Biology
1 answer:
frosja888 [35]3 years ago
4 0
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Pleomorphism is best observed with which bacteria?​
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Although it has recently been shown that certain bacteria are capable of dramatically changing shape, pleomorphy remains a controversial concept. A well accepted example of pleomorphism is Helicobacter pylori, which exists as both a helix-shaped form (classified as a curved rod) and a coccoid form.

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Which does the shift of the hydrogen absorption spectrum of a galaxy provide evidence for? Select the three correct answers.
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Answer: b c d

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Assume that a DNA double helix contains 100 base airs one pair is A-T or C-G and there 45 cytosines how many guaninas are there?
Semenov [28]
45 guanine, 55 adenines

Every cytosine needs a guanine to be a pair, so that is 45 pairs right there.
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3 years ago
3. Suppose you are viewing a sample from a PURE culture and observe both red and purple cocci. What are the possible problems th
Scorpion4ik [409]

Answer:

The culture might not be stained properly or the culture might be too old.

Explanation:

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Therefore if a pure culture contains have both red and purple cocci that it can be concluded that the gram stating was not done properly like too much destaining was done or too much safranin was used or maybe the culture is too old so that cell wall of some bacteria degrades.

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Use scientific language to describe two ways that fossils and embryos are alike.
Misha Larkins [42]

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Similarities in structure among distantly related species are analogous if they evolved independently in similar environments. They provide good evidence for natural selection. Examples of evidence from embryology which supports common ancestry include the tail and gill slits present in all early vertebrate embryos

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