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devlian [24]
3 years ago
6

Question Improve the student's model of gas exchange by drawing the missing component.

Biology
1 answer:
irga5000 [103]3 years ago
6 0

Answer:

wyywhehewhy2y2uuwueudujdjw727264yO 64

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The molecular basis of the Gram stain is the amount of _______ in the bacterial cell wall. bacteriophage spirochete peptidoglyca
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<h3><u>Answer;</u></h3>

peptidoglycan

The molecular basis of the Gram stain is the amount of<u> peptidoglycan</u> in the bacterial cell wall.

<h3><u>Explanation</u>;</h3>
  • Gram stain is differential stain that is very useful for identifying and classifying bacteria as either gram negative or gram positive.
  • Gram negative are those that decolorize easily, such as E. coli, while Gram positive are those that retain the primary stain and do not decolorize easily.
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Explain the type of behavior involved when the bell rings at the end of class
Ann [662]

 

Conditioning is the type of behavior involved when the bell rings at the end of class. Conditioning is a behavioral process in which a given stimulus or signal (such as a bell) becomes more frequent and effective in causing the manifestation of a desired response in a given environment.






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3 years ago
Identify the chloroplast. A structure of a plant cell. Letters from A to E indicate definite structures. Letter A indicates a gr
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Answer:

Letter A

Explanation:

From the description you make, it's likely that the structure with letter A is the chloroplast. It is round and small and it's free because of the pigment needed for photosynthesis (chlorophyll). It is located inside the cell, suspended in the cytoplasm.

6 0
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