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
Montano1993 [528]
3 years ago
14

A scientist is trying to isolate a penicillin-resistant His- bacterial mutant from a mixed population. To isolate penicillin-res

istant mutants, the scientist must inoculate the parent population on plates containing ______; this approach is ______ selection.
Biology
1 answer:
adell [148]3 years ago
6 0

Answer:

Penicillin, direct

Explanation:

this scientist has to inoculate the parent population using plates that contains penicillin in them. we call this approach the direct selection.

In the direct selection, bacteria is grown on a material that has penicillin in it. the goal is to find mutants that have resistance to penicillin. only these resistant ones would grow and then a direct identification would be done.

You might be interested in
Describe how our DNA becomes difficult to access.
STatiana [176]

Answer:In addition, we describe the specialized DNA sequences that allow a ... The complex task of packaging DNA is accomplished by specialized proteins that bind to ... increasingly higher levels of organization, preventing the DNA from becoming an ... to the many enzymes in the cell that replicate it, repair it, and use its genes

Explanation:

7 0
3 years ago
The ph of four different solutions are recorded below which solution is more acidic a.pH=3 b.pH=7 c.pH=10 d.pH=14
Neporo4naja [7]
Of course a ph of 3 is the most acidic
6 0
3 years ago
Three cells undergo meiosis. How many haploid cells are produced
tresset_1 [31]

When meiotic cell division occurs, a diploid parent cell experiences cell division to produce four haploid cells. Thus, if three parent cells undertake meiosis, <u>twelve haploid cells</u> will be created.

7 0
3 years ago
Read 2 more answers
Plzz help
sattari [20]
Can be caused by radiation.
8 0
3 years ago
Read 2 more answers
An association in a town shares a lake. Only the association’s members are allowed to use the lake for fishing. Which property r
poizon [28]

I believe it’s A

Hope this helps

8 0
2 years ago
Read 2 more answers
Other questions:
  • LEASE PLEASE PLEASE HELP I SUCK AT SCIENCE :(
    7·2 answers
  • Owners of nurseries most likely conduct _____ to grow many of their plants and fruit trees.
    7·1 answer
  • Which differentiates the key chemical properties of nucleic acids, DNA and RNA? A. Hydrogen bonds B. Functional group C. Hydroca
    8·2 answers
  • Deoxyribose Glucose Guanine Phosphate Ribose
    7·1 answer
  • A slow moving stream has many plants growing changes to the climate make the water in the stream move faster. What is the most l
    10·1 answer
  • Please help I am on a timer.... Also this is 7th grade biology.
    11·1 answer
  • Cevap alabilirmiyim​
    5·1 answer
  • Walaaa walaaa HAHAHAHA
    13·1 answer
  • DNA and RNA are examples of what?<br> A. Nucleic Acids<br><br> B. Lipids<br><br> C. Carbohydrates
    6·2 answers
  • HELP ASAP BRAINLYIST
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!