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Anastasy [175]
3 years ago
7

What are tides?

Biology
1 answer:
Anettt [7]3 years ago
7 0

Answer:

A)The daily rise and fall of Earth's waters on its coastlines

Explanation:

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The photos below show specialized cells of a plant.
finlep [7]

Answer:

B. Leaf

Explanation:

It looks to be green, which is the color of chlorophyll produced in the chloroplasts. This means that it is found in the green leaves and is used to convert light into energy.

4 0
4 years ago
Which of these organisms does NOT produce an enterotoxin?
vodomira [7]

Answer:

b. Clostridium botulinum.

Explanation:

The enterotoxins (also know as exotoxins when they are produced by bacteria) are polypeptides secreted by microorganisms that target the intestine. These toxins may produce serious damage to the host by disrupting the function of the epithelial intestinal cells  Moreover, <em>Clostridium botulinum </em>is a Gram-positive bacterium that is able to produce a potent neurotoxin (botulinum) which is known to cause severe flaccid paralytic deformities in humans.

5 0
3 years ago
When Alexander Fleming discovered what was to become penicillin, he noticed that wherever mold was growing on plates of Staphylo
Nadusha1986 [10]

Since, the options have not been given, the question is incomplete. The complete question is as follows.

When Alexander Fleming discovered what was to become penicillin, he noticed that wherever mold was growing on plates of Staphylococus sp., there was a zone of inhibition of bacterial growth around the fungi. What type of symbiotic relationship does this describe?

A) Amensalistic

B) Cooperative

C) Mutualistic

Answer: A) Amensalistic

Explanation:

Amensalism is a symbiotic relationship between organisms that belong to different species, in this one organism is destroyed or inhibited in terms of growth and distribution but the other organism remains unaffected.

The given situation is the result of amensalism this is because of the fact that penicillin contains a fungal formulation which is likely to destroy the bacterial cells of Staphylococus sp. by creating a zone of inhibiting. Here, the fungal species will remain unaffected but the bacterial species will be inhibited.

7 0
3 years ago
One type of atom,such as hydrogen is called
kodGreya [7K]
One type of atom, such as hydrogen is called an element. An element is a pure substance, made up of only one type of atom. You can find the elements on the periodic table of elements, where they are listed. 
5 0
4 years ago
Read 2 more answers
What is Kepler’s first law of planetary motion?
storchak [24]
All the planets orbit around the sun.
3 0
4 years ago
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