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bulgar [2K]
3 years ago
15

True or False: Uncertainty is NOT a part of science. True O False​

Biology
1 answer:
GuDViN [60]3 years ago
4 0

Answer:

False

Explanation:

Uncertainty is one of the biggest parts of science.

There are many things that have been uncertain in science, and there are still lots of things for us to discover.

Uncertainty in science is the reason why experiments are done and why hypotheses are made.

Uncertainty IS a part of science, and is a very important part, so the statement is false.

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Which structure forms as DNA unwinds? A. a special marker B. a complementary base C. a replication bubble D. a double helix
kozerog [31]

A replication bubble forms as the DNA unwinds.

Option C  

<u>Explanation</u>:  

Replication bubble is the space where the strands of double helical DNA structure are separated with the help of DNA helicase. The strands of the double helical DNA are still in the helix form on the both end of the unwinded DNA stand which gives this region an appearance of a bubble.

DNA unwinding is the first step in replication or transcription of the DNA molecule. DNA helicase separates the two types of "DNA" that are connected by hydrogen bonds with the help of ATP hydrolysis.  

5 0
3 years ago
Vascular tissue (xylem and phloem) are very similar to which type of system in the human body?
Nesterboy [21]

{{-Hello Pumpkin-}}

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The answer is muscle tissue

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I am very sorry if this incorrect

3 0
2 years ago
An estuary is ___
emmainna [20.7K]

Answer:

<em>The correct option is d)  an ecotone</em>

Explanation:

An ecotone can be described as an area of transition between two different biomes. An estuary can be described as an ecotone where the river water meets the seawater. The freshwater biome mixes with the seawater biome in an estuary. Unique plants and animals are grown in an estuary which are adapted to live in such an environment. The water present in an estuary is termed as brackish water. Hence, the correct option is d.

5 0
3 years ago
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Brian is riding his skateboard to his friend's house. Brian is pushing on the ground with his foot to move himself and the skate
SVETLANKA909090 [29]
Radiant energy would be the best anwser for this
7 0
2 years ago
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The type of bond that forms between water molecules, and contributes to cohesion is a(n)? peptide bond. ionic bond. hydrogen bon
ser-zykov [4K]
It is an ionic bond that forms.
4 0
3 years ago
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