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scoundrel [369]
2 years ago
8

Describe four types ofanimal cell​

Biology
1 answer:
madam [21]2 years ago
7 0

Answer:

Animals have four: epithelial, connective, muscle, and bone.

Epithelial cells are cells that come from surfaces of your body, such as your skin, blood vessels, urinary tract, or organs. They serve as a barrier between the inside and outside of your body, and protect it from viruses.

The common cell types in connective tissue include: fibroblasts, mast cells, plasma cells, macrophages, adipocytes, and leukocytes. Slide 72 Tendon. Fibroblasts are the most common cell type of connective tissue.

Muscle cells, commonly known as myocytes, are the cells that make up muscle tissue. There are 3 types of muscle cells in the human body; cardiac, skeletal, and smooth.

Bone is a mineralized connective tissue that exhibits four types of cells: osteoblasts, bone lining cells, osteocytes, and osteoclasts. Bone exerts important functions in the body, such as locomotion, support and protection of soft tissues, calcium and phosphate storage, and harboring of bone marrow .

hope this answer helps you.....

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What was the sequence of human migration across the planet?
prisoha [69]
Human migration is the movement over long distances, movement from one country/region  to another ) by people . Humans moved because of the c<span>hanging climate and landscape and inadequate food supply. </span>The first human movement was t<span>he movement of </span>Homo erectus<span> out of Africa across </span>Eurasia<span> about 1.75 million years ago. </span> 
Than industrialization<span> encouraged migration wherever it appeared.
Wars also created migration. (</span><span>The First and Second World Wars, and wars, genocides, and crises sparked by them, lead to migrations).</span>
7 0
3 years ago
How could this statement be revised to make it a hypothesis? Fish meal is safer than artificial fertilizers, but it does not mak
Triss [41]

Just take out the fluff.

Plants that are fertilized with fish meal will be healthier for plants than the plants that receive artificial fertilizer.

Or make one of those If, Then, Because statements.

If a plant is fertilized with fish meal rather than artificial fertilizer, then the plants will be overall healthier because fish meal is natural compared to the artificial fertilizer.

3 0
3 years ago
Read 2 more answers
Organiza los siguientes indicadores de calidad de vida que plantea el Instituto Nacional de Estadística y Geografía (Inegi). Seg
umka21 [38]

Answer:

e) Political governance.  

b) Health.

d) Personal activities, including work.

c) Education.

f) Social recreation issues.

g) Environmental conditions (current and future conditions).

a) Material life

h) Financial safety and security.

Explanation:

The quality of life is an index that is calculated by using different estimators that covers diverse aspects of human life such as, among others health, safety, happiness, security, transportation, etc. The INEGI (National Institute of Statistics and Geography, Mexico) calculates the quality of life by using the estimators above described (and others). In my opinion, the most important one of this list is political governance, because it is an underlying characteristic that has a direct effect on the further estimators, thereby affecting their performance in a short/medium-term period.

5 0
3 years ago
What’s the answer to the question
Nutka1998 [239]

Answer:

<h2> I don't know but my Answer is </h2><h3>from different environments ,each structure suits their environment better than the other's</h3>
4 0
2 years ago
3. What body movements are due to muscles working in opposed<br> groups? Explain
NikAS [45]

Answer:

Elbow

Explanation:

Muscle works in pairs and groups e.g biceps flexes the elbow and triceps extend it and it is called antagonistic muscle action.

The working muscle is called the primer mover or agonist. The relaxing muscle by another muscle is called synergists.

When muscles cause a limb to move through the joint range of motion,it could be synergists or antagonists.

I hope this will help you

6 0
2 years ago
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