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Tatiana [17]
3 years ago
12

Explain the cell theory and distinguish between the three basic types of cells.

Biology
1 answer:
zepelin [54]3 years ago
3 0
All organisms are composed of one or more cells
 
Cells are the basic unit of structure and function in a living organism

Cells come only from the reproduction of existing cells
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What kind of cell does the virus attack/damage?
yanalaym [24]

Answer:

<u><em>Plant cell, Bacterial cell and Animal cell</em></u>

<u><em>Example: </em></u>Plant viruses:Tobacco Mossiac Virus

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Explanation:

Viruses attack living cells on the basis of their host types.

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List some ways a DNA strand is similar to a ladder
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A DNA molecule is like a ladder because there are two sides (the sugar-phosphate backbones of the two strands) and rungs (each rung being a pair of complementary bases). Twisted, because the molecule is twined in a coil called a helix - or rather, a double helix because there are two strands.
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2 years ago
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2. What is the complementary DNA sequence for the following DNA strands? Write the sequence of the complementary strand below th
DaniilM [7]

Answer:

CGTATC - DNA complementary strand- GCATG

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Explanation:

Remember that the complementary sequence will be based on base pairing for DNA, so the A will pair with T, C with G

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2 years ago
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the abiogenesis theory helps us understand

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Answer:Ice melts when heat energy causes the molecules to move faster, breaking the hydrogen bonds between molecules to form liquid water. In the melting process, the water molecules actually absorb energy.

Explanation:

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