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Sidana [21]
3 years ago
14

A student wants to test the hypothesis that fertilizer improves the growth rate of grass seeds. To test this hypothesis, the stu

dent put the same amount of grass seed in 3 containers with the same type of soil. The student measured the growth at the end of the week. All plants received equal amounts of water and sunlight.
In the above experiment, what is the independent variable?
Biology
1 answer:
Anastasy [175]3 years ago
3 0
The independent variable would be how much fertiliser you add to the soil :)
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Answer:

The leukocytes are the main defenses of our body.

Explanation:

From the mother cell it will be a differentiation, from the mother cell to be a mother cell hematopoietic, this will turn into a lymphatic mother cell until it will be 3 different kinds of lymphocytes, the B, T and NK.

Lymphocyte B is the responsible for the inmune system based in antibodies and antigens, due to specific proteins.

Lymphocytes T, are the ones that come from the mother cell of the bone marrow. They are the responsible for the immunity against some illness like cancer.

Lymphocytes NK (natural killer) are the responsible for  killing bad cells (like cancer cells) because they "eat" them in a phagocytosis  process.

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Do you think genetically modified foods are beneficial or harm full to individuals, society, and the environment
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Genetically modified can be stated as the  foods  which are derived from  whose genetic material (DNA) has been modified in a way that does not occur naturally

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