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Debora [2.8K]
3 years ago
7

Why have so many bacteria now able to resist antibiotics

Biology
1 answer:
bekas [8.4K]3 years ago
5 0

Answer: Because they have built up immunity from past medications.

Explanation: As people get sick and are given antibiotics the 99.9 % are removed but that one percent from the bacteria is able to overcome the antibiotics and make itself stronger and immune to the medicines, then the bacteria evolves and a new person will get infected and will need stronger antibiotics further more the cycle is repeated.

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Mutations have a positive effect on an organism
Katen [24]
Yes and no, without mutations, there would be no biodiversity, a lack of biodiversity results in vulnerability for excitation. Mutations can also be negative and debilitating for organisms. Without mutations, there would be no differentiation in the genetic pool.
6 0
4 years ago
Gary is examining an organism. Which of the following characteristics would indicate that the organism belongs in the kingdom An
natulia [17]

Answer:

Explanation:

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6 0
3 years ago
Using the table on the right as a guide, answer the following questions about light-independent reactions. What are the requirem
Jobisdone [24]

Answer:

The correct answer is

- Carbon dioxide, ATP, and NADPH,

- In the stroma of the chloroplast.

Explanation:

The product of the light-dependent reaction that uses in the Calvin cycle or the light independent cycle. Calvin cycle is the light independent cycle that involves the production of the glucose by converting carbon dioxide and other products of light reaction.

The light-independent reaction takes place in the stroma a fluid-filled region of the chloroplast in the photosynthetic organisms.

Thus, the correct answer is -  

- Carbon dioxide, ATP, and NADPH,

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7 0
3 years ago
Glucose and hexanoic acid each contain six carbon atoms, but they have completely different properties. Glucose is a nutrient fo
IrinaK [193]

Answer:

functional groups

Explanation:

Functional groups are molecules with specific atoms and have their own chemical properties when attached to some other substances. Glucose is a simple sugar and has an aldehyde group (CHO) as its functional group. The presence of CHO in it makes it be present in food without any harmful impacts. On the other hand, hexanoic acid has COOH (carboxylic group) as its functional group. COOH group has a tendency to donate its protons and become ionized. It is toxic as it is reactive and tends to affect the pH of the food or solution in which it is present.

7 0
3 years ago
What do you think would happen to the lion
IRINA_888 [86]

Answer:

The lion population would decrese

Explanation: The more hyenas would mean more competion for food which would lead to lions dieing off due them not being able to get food hope this helps god bless

4 0
3 years ago
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