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BaLLatris [955]
3 years ago
8

If microscopes that could take closer looks were in existence, why do you think it took so long for scientists to come to the re

alization that living things were made of cells?
Biology
1 answer:
Pie3 years ago
6 0
This was so because the microscopes were not of high resolutions back then.
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When does cell differentiation occur? Question 1 options: when cells express the same gene when cells express different genes wh
serg [7]

Answer:

The answer is when the cell express different genes.

Explanation:

Cell differentiation is the process when a cell is changed from one cell type to an other and brings more complexity to the system. A cell before differentiation possess all the genes however their expression in turned off. When some external or internal factors trigger the gene expression it starts the cell differentiation. A multicellular organism undergoes several rounds of cell differentiation during its development. Although cell differentiation changes the size, shape and metabolic activity but the genetic makeup or DNA is never changed during cell differentiation.

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2 years ago
A single carbon atom can form a maximum of how many single covalent bonds?
zubka84 [21]
A carbon atom can form a maximum of 4 single covalent bonds
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3 years ago
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Can cystic fibrosis skip an entire generation and then show back up later ?
Kitty [74]

Answer:

Yes.

Explanation:

Cystic Fibrosis is a recessive disease. It could most likely skip several generations. If the two people have the disease then were to have children, each child has a 25% chance of being born with the disease.

3 0
3 years ago
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Answer:it hard

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Explanation:

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8 0
2 years ago
In the chemical compound c2h2 how many pairs of electrons are shared between the 2 carbon atoms
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Acetylene (C2H2) has a triple bond between the two carbons. So 3 pairs of electrons. Biomed is talking about ethylene (C2H4).
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