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solniwko [45]
3 years ago
5

Why is it important to test only one variables during an experiment?

Biology
1 answer:
schepotkina [342]3 years ago
3 0
This ensures that the experimenter can be certain that the variable they are testing is what causes a pattern in the data if there is a pattern.
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What is the name of the approach to biological research that integrates data from multiple levels of complexity
Tanzania [10]

Answer:

systems (system biology)

Explanation:

Systems biology can be defined as a methodology whose interest is to understand the high scale levels of complexity in biology (i.e. organism level, tissue level, cell function, etc) by integrating information/data from different sources, and thus examine the interaction between biological components. This approach is contrary to reductionism, which is another approach used in biology research. Therefore, systems biology is a holistic approach aimed at modeling complex biology systems by applying computational and mathematical methods, enabling to understand biological systems.

8 0
3 years ago
Describe one measure of evolutionary fitness
san4es73 [151]

The answer is letter A.

In the evolutionary sense fitness refers to the measure of reproductive success of an individual or of organisms in general. Those organisms that leave the largest number of mature offspring are the fittest. Fitness can be achieved through survival or mortality selection, mating success or sexual selection, and family size or fecundity selection. Fitness is critical for a species’ survival and is a major adaptation that all organisms do through a long period of time.  

3 0
3 years ago
Read 2 more answers
What is the benefit of a bird migration? The cost?
Anna35 [415]

Answer:

The bird doesn't need to evolve in order to stay in thier environment. The cost is time and energy of getting to and from thier homes.

5 0
3 years ago
HELP! I’ll mark you brainly!!
Klio2033 [76]

Answer: 5.  glycolysis, the tricarboxylic acid cycle, and oxidative phosphorylation

6.  If oxygen is not present, some organisms can undergo fermentation to continually produce ATP. Glycolysis, which is the first step in all types of cellular respiration is anaerobic and does not require oxygen.

7. Glycolysis is the process in which one glucose molecule is broken down to form two molecules of pyruvic acid

Explanation:

4 0
4 years ago
What might be a symptom of a person whose vein valves are not functioning properly and are causing fluid it flow away from the h
IrinaVladis [17]

Considering answers;

-fever

-constricted veins

-swollen veins

-confusion


Answer;

Swollen veins


Swollen veins might be a symptom of a person whose vein valves are not functioning properly and are causing fluid it flow away from the heart.


Explanation;

Valves are structures that are found in the circulatory system both in the heart and the veins.

They function to prevent the back flow of blood.

They do so by ensuring the continuous flow of blood in one direction.

If the valves are not functioning properly it may lead to various effects such as swollen veins due to the back flow of blood which may lead to the pooling of blood in the extremities.

4 0
4 years ago
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