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GarryVolchara [31]
3 years ago
6

What is the name of the fibrous loose-fitting sac around the heart?

Biology
1 answer:
Mars2501 [29]3 years ago
7 0

Parietal Pericardium.

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Which tool enabled researchers to observe the structure of cells for the first time?
vfiekz [6]

Answer:

Cytology is the study of the chemistry, structure, and function of a cell. Cytology is the study of cell structure, composition, & interaction with other cells. Cytology is the medical and scientific study of cells. Cytology is the branch of biology concerned with the structure and function of plant and animal cells.

Explanation:

4 0
3 years ago
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In domestic swine there is a dominant allele which produces a white belt around the body. The recessive allele produces uniform
Tomtit [17]

Answer:

The first farmer

Explanation:

The belted allele is dominant and would therefore have a higher chance of showing up in the hog.  

6 0
2 years ago
Which is the leading cause of blindness in the united states?
Firdavs [7]
Obama?????? i realy dont now
6 0
3 years ago
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Agouti is a type of coat-color pattern in mice that cannot be expressed in albinos (white mice). Non Albino mice without the dom
damaskus [11]

Answer:

37.5%

Explanation:

These here are

Black (AA or Aa) and albino (aa)

Agouti (Bb or BB)

Thus, a cross between

AaBb and aaBb

The percent of the progeny which are likely to be agouti would be

A. a. B. b

a. Aa. aa. B. BB. Bb

a. Aa. aa. b. Bb. bb

The probability of agouti would be

1/2 (Aa) * 3/4 (BB or Bb)

= 3/8

= 37.5%

5 0
3 years ago
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What can the muscular system be compared to in a car?
masya89 [10]

Answer:

Engine is very much similar to the muscular system in a car.

Explanation:

The system is made up of the tissues which work with skeltal system to control the movement  of the body is called Muscular System. In a car the engine is very much similar to the muscular system. They both help their systems to move. Without them the car or body would not going to operate.Like the human body car parts are also specialised & perform specific tasks, but they all depend on each other.Many would compare the engine of the car with heart of human body.The heart is the engine of the body just like the car. Our brain is very much similar to the the car's computer system or CPU.Every car  is powered by an engine and most cars use an internal combustion engine which runs on gasoline.A car's overall power is a function of the size of engine as well as the factors such as timing of combustion and the type of transmission used.

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3 years ago
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