1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
AleksandrR [38]
3 years ago
15

Penicillin is an antibiotic that was discovered in 1928. Today, many species of bacteria have acquired resistance to penicillin.

This adaptation occurred as the result of
A) mutualism.
B) symbiosis.
C) genetic mutation.
D) divergent evolution.
Biology
2 answers:
nata0808 [166]3 years ago
6 0
I think it is D)maybe
Bad White [126]3 years ago
6 0
It's genetic mutation, Darwin found out that changes in the DNA made bacteria resistant to certain drugs
You might be interested in
What kind of monomers make up lipids
bogdanovich [222]

The kind of monomers that make up the lipids are the fatty acid and the glycerol.

Lipids or the fats are the organic compounds containing two kinds of monomers called the fatty acid and the glycerol. Fatty acids are the carboxylic acids made up of a hydrocarbon chain with a terminal hydroxyl group. Glycerol is an alcohol containing three carbon, five hydrogen and multiple hydroxyl groups (usually three) and it forms the back bone of all the lipids. The most abundant lipid called the triglycerides are the esters of fatty acids and glycerol.

3 0
3 years ago
Read 2 more answers
A brown coat is recessive in Labradors, while a black coat is dominant. If two hybrids are bred, what percentage of the offsprin
astra-53 [7]
75%. Will have black coats.
7 0
3 years ago
Read 2 more answers
Could some one please check my answers thank you! not sure if right
Liula [17]

Answer:

1.a. axon

2.a. 5

3. d. a key is to lock

Explanation:

Good job they are all correct

6 0
3 years ago
Which body part is vestigial in humans?
Stels [109]

Answer:

The answer is the 2nd picture: the coccyx bone in humans.

Explanation:

Vestigial Structure:

Structures or anatomical features that do not currently serve a function is the bodily processes of a living organism. Vestiges are believed to have performed active functions in the organism's ancestors throughout its evolutionary history.

Coccyx Bone:

The coccyx or tailbone is an evolutionary remnant of our tree dwelling ancestors. Coccyx has no use in modern humans as we do not need to climb trees.

The coccyx in modern humans serves as an anchor for muscles.

5 0
3 years ago
What the answer pls science
Ganezh [65]

Answer:

B

Explanation:

for someone to choke it means the person lacks oxygen in the sense that its oxygen path has been blocked so its B

6 0
3 years ago
Other questions:
  • The energy needed to get a reaction started is known as ________________________.
    15·1 answer
  • A postsynaptic potential is a graded potential that is the result of a neurotransmitter released into the synapse between two ne
    6·1 answer
  • ProblemAssume that long fingers are inherited as a recessive trait with 80% penetrance. Two people heterozygous for long fingers
    8·1 answer
  • 50 POINT + BRAINLYEST PLZZZZ UNGENTS!!
    12·1 answer
  • Pancreatic amylase is a digestive enzyme that digests starch in the small intestine. pancreatic amylase's optimum pH is slightly
    8·1 answer
  • what do you think the rock in Earth’s mantle is like? Is the mantle made of hard, solid rock or soft, solid rock? Explain your i
    14·1 answer
  • Why do the chromosomes form a V shape facing the center of the cell during Anaphase
    14·1 answer
  • Which of the following BEST represents the meaning of empathy?
    7·2 answers
  • 3. How many elements are in the mixture pictured?<br> A.7<br> B.4<br> C.3<br> D.2
    5·2 answers
  • Which one among the elements is a trace ?
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!