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
viva [34]
2 years ago
5

Question 15 of 20

Biology
2 answers:
Luden [163]2 years ago
7 0

Answer:

I think A! Sorry if wrong!

Alisiya [41]2 years ago
3 0

Answer: B

Explanation:

You might be interested in
The unit of radiation absorbed energy or dose, is used for biology material only.<br> True or false
sasho [114]

Answer:

True

Explanation:

8 0
3 years ago
Read 2 more answers
What happens to the temperature as you do deeper in a aquatic system?
4vir4ik [10]
The temperature increases as you go deeper in the aquatic system.
6 0
3 years ago
As a class, penicillins usually are more effective in infections caused by which type of bacteria?
Bezzdna [24]

In gram positive bacteria have a peptidoglycan layer outside of the cell wall. Gram negative bacteria have peptidoglycan between membranes.

The natural penicillin have activity against non beta lactamase producing gram - positive cocci, which includes such as - viridans streptococci, anaerobic streptococcus. Penicillin work indirectly bursting bacteria cell walls. It kills bacteria through binding of that betalactum ring.

Gram positive bacteria have a much thicker layer of peptidoglycan and lack of the protection of an outer membrane. This class , penicillin was first antibiotic to be used widely and prevents the final cross linking step. There are some more classes of penicillin like- natural , penicillin-stable, aminopenicillins and extended-spectrum penicillin.

To learn more about gram positive bacteria here

brainly.com/question/13794411

#SPJ4

5 0
2 years ago
Which of the following macromolecules is not used as an energy source for cellular respiration or fermentation?
professor190 [17]
The answer to your question is c.
5 0
3 years ago
Why do you think silver and gold are two of the most common metals used in making jewelry? (Be sure to describe their physical p
Anna007 [38]
Because of their high levels of density.
3 0
3 years ago
Other questions:
  • How many fingers did T. Rex have?
    7·2 answers
  • Q4.4. Which statement below about nucleotides is TRUE?
    12·1 answer
  • Name four principles the brain uses in constructing perceptions
    11·1 answer
  • What is used to break the glucose down into carbon dioxide and water during respiration?
    7·1 answer
  • Choose the word that best completes each sentence.
    14·1 answer
  • What is the average density of the Earth's inner core?
    5·1 answer
  • Which type of traits vary quantitatively due to the interaction of multiple genes? polygenic codominant incomplete dominant domi
    15·2 answers
  • Drag each label to the correct location on the chart. Describe the two fields of study.
    7·1 answer
  • Infer in 2004, a fossil of an organism that had fins and gills, but also lungs and wrists, was discovered. What might this fossi
    10·1 answer
  • Please help! EXTRA points
    8·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!