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lions [1.4K]
2 years ago
13

If you were told that you would get extra credit for finding a model showing chromsomes separating while sister chromatids were

still attached, you would look for a model of
Biology
1 answer:
NeTakaya2 years ago
6 0

Answer:

anaphase

Explanation:

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What is the relationship between a protein, the cell, and DNA?
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B. Protein is composed of DNA which is produced in the cell

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D. Prokaryots do not have any genetic material.

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Match each lipid with its correct components or description.
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Answer:

(1) glycerophospholipids ⟶ (C) lipids with phosphate-containing head groups

(2) cerebrosides ⟶ (D) fatty acid linked through an amide bond to the sphingosine C(2)-amine

(3) gangliosides ⟶ (B) anionic sphingolipids containing one or more sialic acid residues

(4) sphingolipids ⟶ (A) built on sphingosine

Explanation:

1) Choline (Fig. 1) is a glycerophospholipid. It is a glycerol-based lipid with a phosphate-containing head group.

(2) Galactosylceramide (Fig. 2) is a cerebroside. It contains a fatty acid linked through an amide bond to the sphingosine C(2)-amine

(3) Gangliosides are glycosphingolipids that contain sialic acid. GQ1b (Fig. 3) is one of the most abundant gangliosides in the human brain. The carboxyl group of the sialic acid is in the ionic form.

(4) Sphingomyelin (Fig. 4) is a sphingolipid. It is based on sphingosine, with a phosphocholine head and a fatty acid chain.  

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What is the shape of an Acid-fast bacteria?
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Like a rod shaped for Acid fast bacteria
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