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Salsk061 [2.6K]
3 years ago
15

1

Biology
1 answer:
LekaFEV [45]3 years ago
7 0
46 chromosomes in humans
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What is the difference between multicellular and unicellular?
loris [4]

Answer:

MULTICELLULAR-means many cells whereas UNICELLULAR means one cell

Explanation:

4 0
4 years ago
Bone formation begins when ____________ secrete the initial semisolid organic form of bone matrix called ____________ .
butalik [34]

Answer:

a. osteoblasts

b. osteoid

Explanation:

Osteoblasts are the fundamental cell of bone tissue. They are the cells that synthesize the bone matrix called osteoid from which it is made from the skeleton of bone fish, to the skeleton of humans. Since the bone skeleton is an evolutionary paraphiletic characteristic (it is present in several taxonomic groups that have evolved from the same ancestor).

Osteoblasts are responsible for the development and growth of bones during the juvenile stage of individuals and are also responsible for maintaining adult bone and regenerating bone when it breaks.

Osteogenesis is the process of differentiation of osteoblasts. The cells from which osteoblasts differ are called osteoprogenitors. The differentiation of osteoprogenitor cells, which come from the mesoderm, periosteum or bone marrow, is induced by growth factors called bone morphogenetic proteins (BMPs), capable of inducing the growth of bone, cartilage or connective tissue. When an osteoprogenitor cell receives a BMP signal, it quickly begins to express the genes to generate collagen, osteonectin and alkaline phosphatase, among other compounds necessary for bone growth. When the bone grows, it ends up wrapping some of the osteoblasts and they lose their ability to replicate, at that time they are dedicated to bone maintenance and not to their synthesis and are called osteocytes.

6 0
3 years ago
What is the difference between a law, principle, fact, theory, and a hypothesis?
anygoal [31]

Answer:

A hypothesis is a limited explanation of a phenomenon; a scientific theory is an in-depth explanation of the observed phenomenon. A law is a statement about an observed phenomenon or a unifying concept.

7 0
4 years ago
Genetic counselors are available for diagnosing some diseases, and for helping in family planning. if a genetic counselor examin
mina [271]

____________________________________________________

Answer:

Your answer would be a autosomal dominant disorder.

____________________________________________________

Definition:

Autosomal Dominant Disorder:

A disorder in which could pass a disease from generations and on. In other words, future generations "inherit" the disease

____________________________________________________

Explanation:

The reason why "autosomal dominant disorder" is the correct answer because when a disease has been going on for many generations, this would be known as an autosomal dominant disorder, or ADD. What this means is that a person could have a mutant gene in them, also having a normal gene that is paired with  autosomal chromosomes. These diseases are inherited from a off spring that could take the disease and pass it on to their off springs, which would go on for generations due to the fact that it is a "dominant" trait. This is similar to the autosomal recessive disorder, but the autosomal recessive disorder needs two mutant genes in them, meaning that there is a less likely chance of getting the disease passed on to the off spring. The autosomal dominant disorder only needs one mutant gene in order to be effective during the inheritance for a offspring.

____________________________________________________

6 0
3 years ago
Please help!!!!!! Here’s a picture!!!! HELP all my points
OleMash [197]

Water; Inorganic compound

Oxygen; Element found in water

Carbon; Element that is part of most organic compounds

Carbohydrate; Energy-rich organic compound

Hope that helped!

5 0
3 years ago
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