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Kobotan [32]
3 years ago
9

What is the unknown substance? Be sure to explain how you know

Biology
1 answer:
Lera25 [3.4K]3 years ago
3 0

Answer:

The last one

Explanation:

All other substances use their chemical name, not a generic name like the last one

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Explain the distinct differences between a bacterium and an animal cell.
Vesnalui [34]
Bacteria cell has chromosomal and plasmid dna and is prokaryotic (without a nucleus). Animal cell is eukaryotic (with a nucleus).

Bacteria cell has cell wall and cell membrane, but animal cell only has cell membrane.

Bacteria cell has no mitochondria, animal cell does.

Bacteria cell has flagella, animal cell doesn’t.
5 0
3 years ago
What is the sequence of cases on dna strand b from left to right? (See picture)
Bas_tet [7]

Answer:Dna template- 5' ACTCCTGAA 3'

3' TGAGGACTT 5' complementary base

Explanation: Dna consist of a double stranded helix structure. Replication occurs to make extra copies of DNA strand. The DNA strand use to make extra copy is the template strand while the mirror image is the complementary base.

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For complementary base in DNA Adenine complement thyamine

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i.e A-T

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6 0
3 years ago
The ____________ muscle is important in thrusting movements of the arm, much like a boxer's jab punch.
zaharov [31]
The answer would be serratus anterior.

Sentence form: The serratus anterior muscle is important in thrusting movements of the arm, much like a boxer's jab punch.
6 0
3 years ago
Animals return water to the air through
FromTheMoon [43]

Answer:

Transportation i guess

Explanation:

4 0
3 years ago
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Which environmental change is considered short term?
zaharov [31]

Answer:

forest fires

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An environmental change that occurs quickly and affects organisms immediately (causing behavioral adaptations).

floods, forest fires, blizzards, volcanic eruptions,

3 0
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