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
grin007 [14]
3 years ago
9

A culture medium on which only gram-positive organisms grow and a yellow halo surrounds staphylococcus aureus colonies is called

a(n)
Biology
1 answer:
ELEN [110]3 years ago
4 0
I believe the most appropriate is a selective medium and differential medium. Selective medium types are formulated to support the growth of one group of organism, but inhibit the growth of another. Blood agar is a differential medium that distinguishes bacterial species by their ability to break down the red blood cells included in the media. Blood agar is often used to distinguish between the different species of pathogenic streptococcus bacteria.
You might be interested in
Class reptilia and class amphibia share many traits. Name these shared traits
spin [16.1K]

Answer:

Explanation:

Amphibians are group of animals that live a double life; one in water with gills and the other on land with lungs (at maturity). They include frogs, newts, salamanders etc.

Reptiles ( meaning to creep under shadow of darkness) are group of animals that possess scales. They include snakes, crocodiles, lizards etc.

Reptiles and amphibians are distantly related but share some traits including:

1. They are both poikilothermic (cold-blooded) animals i.e. their body temperature is dependent on that of the environment's.

2. They both lay eggs externally, although that of amphibians is fertilized after being layed

3. They both possess lungs for gaseous exchange, although, amphibians use gills in water.

4. Both reptiles and amphibians belongs to Chordata i.e. they both possess a vertebrae column (backbone)

5. Most reptiles and amphibians make use of the same defensive and attacking traits as a pretty and predator respectively. They employ camouflage, biting and inflating of their body size.

7 0
3 years ago
7. How are similar types of bacteria<br> identified?
maksim [4K]

Answer:

Explanation:

they are identified by routinely morphological and biochemical tests

5 0
2 years ago
The hormone that is important in the development and maintenance of the female secondary characteristics is
LenKa [72]
Would the answer be estrogen? I'm not completely sure.
7 0
3 years ago
In any DNA molecule, the number of guanine bases will:______.
lubasha [3.4K]

Answer:

E

Explanation:

In DNA molecule, the number of guanine bases will always be equal to the number of cytosine bases. Genuine make a triple hydrogen bond with cytosine. That's why the number of guanine bases is equal to cytosine bases.

6 0
3 years ago
A food that supplies two grams each of fat, carbohydrate and protein delivers ___ total calories.
shtirl [24]
<span>The commonly accepted values is 4 Calories per gram of protein and carbohydrate and 9 Calories per gram of fat. Since we have 2 grams of each, a little simple math will do: 2 g * 4 Cal/g + 2 g * 4 Cal/g + 2 g *9 Cal/g = 8 Cal + 8 Cal + 18 Cal = 34 Cal</span>
8 0
3 years ago
Other questions:
  • The phase of the bacterial growth curve in which newly inoculated cells are adjusting to their new environment, metabolizing but
    13·1 answer
  • Compare and contrast the electrical activity of skeletal and cardiac muscle cells. Consider the duration and ionic basis of the
    7·1 answer
  • How would the genetic traits of a population change in response to an environmental pressure such as overfishing?
    5·1 answer
  • What are the standards that an employer of any country must fulfill to comply with the labor guidelines set by ILO?
    5·1 answer
  • Help me ASAP, Answer if u know the question ty brother
    13·1 answer
  • The teacher asked the students to design an experiment that would demonstrate that temperature will affect the pressure of a gas
    8·1 answer
  • At what level does the majority of an ecosystem's biomass lie?
    5·1 answer
  • List the 9 characteristics of life
    15·1 answer
  • A ________ is an educated guess based on relative information that has been collected.
    9·2 answers
  • A bone tumor weakens the bone and makes it more susceptible to fracture when subjected to the slightest strain. This is called
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!