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natka813 [3]
2 years ago
12

Hybrid plants are more likely to be sterile than open-pollinated plants. True False

Biology
1 answer:
V125BC [204]2 years ago
7 0

Answer: true

Explanation:

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Two different scientists were studying the carbon levels of the air above a large city. They both found that the levels had incr
ss7ja [257]

Answer:

Scientist 1

Explanation:

<em>The conclusion of scientists 1 is valid.</em>

Human activities such as burning of fossil fuels, agriculture, deforestation, etc. leads to the emission of carbon in the form of carbon dioxide into the atmosphere. <em>An increase in the population of a city will only lead to an increase in these activities and hence, an increase in the amount of carbon emitted into the atmosphere.</em>

Also, volcanic activities leads to the production of volcanic gases which is a mixture of carbon dioxide, oxides of sulfur, nitrogen, etc.

<u>However, an active volcano that is several miles away from the city might not be a major source of carbon in the air above a large city. The carbon dioxide produced from such volcanic activity thins out before reaching the city.</u>

5 0
3 years ago
Please help no links or i will report
gtnhenbr [62]

Answer and Explanation:

The difference between a food chain and a food web:

<u>Food Chain</u>

- Only one possible direct line of energy going through organisms

- Consists of usually 4-6 organisms

<u>Food Web</u>

- Multiple links  that branch off in a web-like form, with some organisms being interconnected with each other.

<u>The answer is the third option: A food chain represents one possible pathway that energy and matter can take in an ecosystem. A food web contains multiple, interconnected food chains and describes how energy and matter moves through an entire ecosystem.</u>

<u></u>

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<em><u>#teamtrees #PAW (Plant And Water)</u></em>

4 0
2 years ago
Wich is a nitrogen base that is located within an RNA molucule, but NOT within a DNA molecule?
gtnhenbr [62]

<u>Answer:</u>

The correct answer is Uracil which is nitrogen base found in RNA.

<u>Explanation:</u>

Uracil is a nitrogenous base which is located within an RNA molecule but not within a DNA molecule.

Uracil, represented by the letters A, G, C and U, is one of the four nucleobases that are found in the nucleic acid of RNA which binds to adenine.

While thymine is present in the DNA and binds to adenine.

6 0
3 years ago
Which of the following structures is not a structure of the single celled-organism known as a prokaryote
Reil [10]

Explanation:

Hence, the correct answer is 'Nuclear membrane'.

\huge\bold\red     {Befikra❥☘⍣❦}

5 0
1 year ago
In our solar system, why is Earth the planet best suited for life?
QveST [7]

Answer:

It has the right amount of all essential things.

Explanation:

has the right amount of oxygen, gravity, food resources and systems (photosynthesis, cellular respiration,etc.)

8 0
3 years ago
Read 2 more answers
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