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Usimov [2.4K]
2 years ago
9

The process by which modern organisms have descended from ancient organisms is called.

Biology
1 answer:
NikAS [45]2 years ago
6 0

Answer:

Evolution

Explanation:

Evolution – change over time. It is the process by which modern organisms have descended from ancient organisms. Current scientific facts, observations and hypotheses all combine to create current evolutionary theory – which is a well-supported, testable explanation of the biological diversity on Earth.

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What is the mechanism by which evolution occurs?
tatyana61 [14]

Mechanisms of evolution correspond to violations of different Hardy-Weinberg assumptions. They are: mutation, non-random mating, gene flow, finite population size (genetic drift), and natural selection.

7 0
3 years ago
Read 2 more answers
An immunoglobulin (Ig) molecule, of any class, with regions symbolized as C or V, H or L , has a light chain made up of _______.
Nadusha1986 [10]

An immunoglobulin molecule of any class with regions symbolized as C or V, H or L, has a light chain made up of one C region and one V region.

The glycoproteins known as immunoglobulins (Ig), often known as antibodies, are created by plasma cells. A number of immunogens, including bacterial proteins, promote B cells' conversion to plasma cells. These cells, which make proteins, are involved in humoral immune reactions to bacteria, viruses, fungi, parasites, cellular antigens, chemicals, and synthetic compounds. Using a B-cell receptor, the immunogen or antigen adheres to the B cells' cell surface (BCR).

As a result, a signal is generated that directs the activation of transcription factors, leading to the manufacture of highly specific antibodies for the immunogen that initially activated the B cell. Furthermore, one B cell clone produces immunoglobulin (specificity). Two light chains and two heavy chains that alternate in a light-heavy-heavy-light pattern make up antibodies, also known as immunoglobulins. Therefore, choice A is the right response.

Learn more about immunoglobulins here, brainly.com/question/28203010

# SPJ4

8 0
1 year ago
4. What are the consequences of planting seeds too deeply?
Lostsunrise [7]

Answer:

not much but planting too deep will make hard for your seed to germinate..

4 0
2 years ago
Changes to land that contain some soil and life
Sophie [7]

Answer:

D, Secondary Succession

Explanation:

The answer is D because a habitat is an organism's home, a niche is the organism's role, and primary succession is when there are changes to land that contain no soil or life. Hope this helped :3

7 0
2 years ago
About one hundred thousand years ago, very fluid lava started erupting slowly and gently from a place near a plate boundary. Wha
Mkey [24]

Answer:

Fluid lava (which is less viscous because it has less silica content) flows much further than viscous lava (that is high in silica content). Therefore, this types of lava forms shield volcanoes – low slopes and low height- because they flow over longer distances before they cool.  Viscous lava from composite volcanoes that are high in height and have  steep slopes.Explanation:

4 0
2 years ago
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