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N76 [4]
3 years ago
5

Streptococcus pyogenes can be differentiated from other haemolytic Streptococci on the basis :

Biology
1 answer:
Alik [6]3 years ago
6 0

Answer:

It's no. a

Bacitracin sensitivity.

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What quantity is a measurement of energy used? A 15 liters B 6 joules C 60 milligrams or D 24 meters per second?
Tanzania [10]

B. 6 joules as it is a unit of energy

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3 years ago
7. List three things that can bring life to a barren island​
Yanka [14]

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Plantlife, grow a garden. Animal life, raise some livestock. And a water source, most definitley.

Explanation:

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3 years ago
If the bicuspid (mitral) valve is not fully closing, does pulmonary circulation increase, decrease, or not change?
elena-14-01-66 [18.8K]

Answer: Decrease

It will decrees because required volume of blood will not be   emptied into the pulmonary circulation  to reach the lung for oxygenation. Rather blood flows back into the  Right  atrium ,(regurgitation,) through the these valves   during ventricular contraction ( systole)of the Right Ventricle instead to the pulmonary circulation which  reduces blood flow leading  to volume overload  in  the heart. Eventually this  affects systemic circulation,

Explanation:

8 0
3 years ago
You are studying a pair of genes (A and B) that either gene alone can cause deafness. Deafness from Gene A is dominant. Deafness
Veseljchak [2.6K]

Answer:

BbxBb.

Explanation:

If Bb gene is crossed with Bb, the offspring is produced with normal hearing because both the genes are recessive in which the deafness gene hide and the hearing gene is dominant so the offspring can hear sounds clearly. The dominant A gene is responsible for deafness and we can see the offspring BbxBb in which no dominant gene is present. The other three offspring are deaf because of the presence of dominant A gene in their genetic makeup.

3 0
3 years ago
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How can local environmental changes have global effects?
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d. all of the above are true.

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