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dmitriy555 [2]
3 years ago
11

Imagine that you have found the remnants of a robin's egg on the ground. From your biology course, you know that this eggshell i

s composed of calcium. What else can be said of this eggshell?
Biology
1 answer:
amid [387]3 years ago
6 0

Answer:

The birds are oviparous in nature and produces eggs that are hatched later by the parent. the egg hatching require proper heat and protection from the external enemy.

The egg shell is the hard covering of the egg of the bird that is made of the calcium. The egg shell protect the egg from the external environment. The calcium layer for the egg shell formation is obtained by the oseteoclast property of the cells.

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An acceptable time period for the activation and relocation phase of the continuity cycle is:
Alika [10]
<span>B. 0 - 12 hours.</span> There are four phases in the continuity implementation. Phase 1 is readiness and preparedness; Phase 2 activation and relocation, which acceptable time period is between 0-12 hours; Phase 3 - continuity operations, acceptable time period is between 12 hrs to 30 days and Phase 4 - reconstruction
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3 years ago
A nursing instructor is teaching students about skin structure. The instructor evaluates student knowledge of the Langerhans cel
Alexxandr [17]

Answer:

Their answer about the location or function of the cells.

Explanation:

Since there are no options to select as the answer, i will just try my best to list a couple of them.

Langerhans Cells are from the family of cells named "Dendritic Cells" because of their tree like shapes. They can be found on parts of our body that come into contact with foreign environments or particles, such as skin, on the inside of our mouth, nose and stomach etc.

The nursing instructor could evaluate the students' knowledge by asking them where Langerhans Cells are located in our body, on which layer of our skin they can be found or what their primary functions are.

I hope this answer helps.

4 0
3 years ago
Which of the following is not a part of all cells?
koban [17]
Its B.cell wall

ribosomes are used to synthesis proteins and other components required for cells 

endoplamsic reticulum is where the ribosomes are its a structure that helps to prepare the components and to bring them to the golgi body 

the cell wall is only present in plants (cellulose) and fungi (chitin) and it helps plants to regulate their water intake physically

the cytoplasmis present in all cells as the medium which organelles are suspended in and in contact with

hope that helps <span />
4 0
3 years ago
Speaking of deadly infectious diseases spread by animals, the horror film 28 days later features a zombie apocalypse breaking ou
Dimas [21]
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6 0
3 years ago
The ________ of the uterus is the proximal end of the cervix attached to the body of the uterus.
masha68 [24]

The answer is an internal orifice or internal os.

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The internal orifice or internal os refers to the upper terminal of the cervix, which opens into the uterus. On the other hand, the external orifice refers to the terminal of the cervix, which opens into the vagina.

5 0
4 years ago
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