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Finger [1]
2 years ago
15

4. Explain Are the cells

Biology
1 answer:
deff fn [24]2 years ago
8 0
Eukaryotic because they are larger and the heart is an organ. All cells in humans, plants, and animals are eukaryotic.
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How students are disscussing natural selection in bacteria
Elis [28]
Antibiotics are, initially, molecules naturally synthesized by microorganisms to fight against bacteria competing with their environment. This created a pressure of selection on the bacterial populations, leading to the appearance of resistant strains. In fact, when an antibiotic is used, only bacteria with defense systems against this molecule survive (and reproduce).

hope this helps
8 0
2 years ago
Mutations are important to the evolution of a species because
patriot [66]

Answer:

Mutations are important to the evolution of a species because is creates new DNA for a certain gene, creating a new allele.

(Answer taken from https://www.apsnet.org/edcenter/disimpactmngmnt/topc/PopGenetics/Pages/Mutation.aspx#targetText=Mutation%20plays%20an%20important%20role,gene%2C%20creating%20a%20new%20allele.)

Hope this helps :)

3 0
3 years ago
Write a hypothesis about how the interaction of tectonic plates may cause earthquakes.
iVinArrow [24]

Answer:

hope this helps

Explanation:

Techtonic plates interacting with each other would cause an earthquake because they are essentially the earth's foundation so by sliding together they would  cause rockfall and make a rumble which is basically what an earthquake is and when they interact its basically the earth moving so it would cause shaking and rumbling which is what happens in an earthquake

(Additionally) in the aftermath of an earthquake the plates are either moving or settling down which is why frequently after an earthquake there is a mini one following it

3 0
3 years ago
All of the alkali earth metals, Group 2, have two valence electrons. Which of these would represent the oxidation number of the
stiv31 [10]
Plus 2 should be your answer
6 0
3 years ago
Name the plant cell organelle where photosynthesis occurs
Alexxandr [17]

Answer:

It is called the Chloroplast.

Explanation:

"In plants, photosynthesis takes place in chloroplasts, which contain the chlorophyll. Chloroplasts are surrounded by a double membrane and contain a third inner membrane, called the thylakoid membrane, that forms long folds within the organelle."

8 0
2 years ago
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