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Nata [24]
4 years ago
14

What would be the constant variable of a science project?

Biology
1 answer:
scoray [572]4 years ago
3 0
A constant variable would be an element that remains unchanged and constant throughout the course of the experiment / investigation. 
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What property of the DNA molecule explains the necessity for Okazaki fragments? DNA is antiparallel. DNA is a linear molecule. D
Arada [10]

Answer:DNA is antiparallel.

Explanation: DNA is a double stranded helix in which the two strands are antiparallel. Being antiparallel means that as one strand runs from 5'->3' direction, the other strand runs from 3'->5' direction. During DNA each of the two strands serves as a template for a new complementary strand. The synthesis of a new DNA strand is always in the 5'->3' direction, therefore one strand is synthesized continuously in the direction of the replication fork while the other strand is synthesized discontinuously in the direction opposite to the replication fork in short fragments called the Okazaki fragments. The strand that is synthesized continuously is called the leading strand while the strand that is synthesized discontinuously in Okazaki fragments is called the lagging strand.

3 0
3 years ago
How many genes make up the human genome?
lutik1710 [3]

Answer:

The correct answer is - 20000, 25,000 genes.

Explanation:

Genes are made by the functional and physical unit of the heredity called DNA. Genes are the precursors or encoded instructions to make a specific protein. Genes can be small or large depending on the DNA bases present in it which can be hundreds to millions in numbers.

According to the Human Genome Project, which found out the total genes present in a human genome between 20000 to 250000 genes approximately.

Thus, the correct answer is - 20000, 25,000 genes.

6 0
3 years ago
5. Why are people concerned with the pollution of groundwater<br> resources?<br> I
Fiesta28 [93]

Answer:

They are concerned because that is natural water. Water, for ALL organisms is needed to live, so we also have to keep it safe for us and there life to live.

Explanation:

hope this helps

3 0
3 years ago
If the concentration of water was higher
lutik1710 [3]

Answer:A

Explanation The water will move out of the cell via the cell membrane. Animals and Protozoa do not have a cell wall and cytolysis (cell rupture) will occur, but not in plants.

7 0
3 years ago
Read 2 more answers
How do we predict the frequency of crossing over between any two linked genes ?
Rzqust [24]

Answer:

: When genes are found on different chromosomes or far apart on the same chromosome, they assort independently and are said to be unlinked. ... We can see if two genes are linked, and how tightly, by using data from genetic crosses to calculate the recombination frequency.

hope it helps

5 0
4 years ago
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