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asambeis [7]
3 years ago
13

Which of the following statements is correct?

Biology
1 answer:
Tanya [424]3 years ago
4 0

Answer:

D

Explanation:

all the others are false

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What weather conditions would exist in El Paso based on the weather map seen here?
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Answer:

Dry and hot

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Which statement is TRUE?
Phantasy [73]

Answer:

A

Explanation:

All living organisms ranging from unicellular prokaryotes to multicellular eukaryotes contain genetic material (DNA). This genetic material is usually found on structures called CHROMOSOMES. Although, the chromosomes are contained in the genome of all living organisms, there are differences.

The genetic material of the bacteria (a typical prokaryote) is a single DNA molecule that makes up its single circular chromosomal material, unlike in eukaryotes that contains double-stranded DNA molecules on linear chromosomes. This single circular chromosome of bacteria is found naked in a region of their cell called NUCLEOID, as they do not possess a membrane-bound nucleus that houses it (a unique characteristics of eukaryotes).

The mitochondrial and Chloroplast DNA mentioned in the other options are all components of eukaryotic cells. Bacteria, as a prokaryote does not contain this organnelles. Hence, they are not single replica.

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3 years ago
When comparing dogs to wolves, scientists found evidence that supports the idea they come from a common ancestor. Which combinat
Scorpion4ik [409]

Answer:

when comparing dogs to wolves, scientists found evidence that supports the idea they come from a common ancestor. which evidence was most important in understanding this? comparable anatomies, fossils, and behavior different anatomies, similar development, and different dna comparable anatomies, similar development, and similar dna different anatomies, fossils, and behavior

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4 0
2 years ago
CQ9. If you want to use PCR technique to amplify markers located on six unlinked locations on the chromosomes, how many total un
irakobra [83]

Answer:

<em>This question includes the following options:</em>

<em>A.</em><em>1 - </em><em>B.</em><em>3 - </em><em>C.</em><em>6 - </em><em>D</em><em>.8 -</em><em> E.</em><em> 12</em>

PCR which stands for <em>"Polymerase Chain Reaction"</em> is a molecular biology procedure to quickly multiply a small sample of DNA into millions or billions of DNA copies for studying purposes.

<em>"Unlinked"</em> signifies that the markers are present in 6 various chromosomes, but to amplify those markers we would need <em>(</em><em>12</em><em>)</em> unique primer sequences, due to it is required to have the reverse and forward primers for every marker; thereby the answer is <em>(</em><em>E.</em><em>)</em>

7 0
3 years ago
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If bob has a piece of cake that has 300 calories per serving and there are 135 calories from fat, what percentage of calories co
Elodia [21]
300 calories represents the 100% of calories on the piece of cake.
If you want to know the percentage that represents 135 calories from fat, then you have to multiply 135 calories by 100%, and then divide the outcome by 300 calories:
(135 cal *100%)/300cal= 45%
8 0
3 years ago
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