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zhannawk [14.2K]
3 years ago
14

The most difficult part of an experiment is formulating a problem that tests only one factor.

Biology
1 answer:
Simora [160]3 years ago
7 0
I believe the answer is false. 
But I also feel like this is more of an opinion based question.
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Help a person in need will ya? It will be kind of you to help me.
timama [110]

Answer:

Not under microscope:

Brownian motion is the constant but irregular zigzag motion of small colloidal particles such as smoke, soot, dust, or pollen that can be seen quite clearly through a microscope.

Under microscope:

detailed with texture (just go on about how it looks)

also what grade is this? Is this high school orrr

Explanation:

4 0
3 years ago
In many cells, the adhesion to the extracellular matrix through integrins causes the activation of kinases in the cytoplasm. Thi
Pachacha [2.7K]

Answer: There is presence of tumor.

Explanation: The adhesion of cells to extracellular matrix (EMC) through integrins ( cell-EMC binding molecules, which are collagens, laminins and fibronectin) causes the activation of kinases in the cytoplasm.

However, kinanes helps in controlling the epithelial cell differentiation and upholding the epithelial tissues. This is done by the addition of phosphate groups to a substrate protein which is termed Protein phosporylation. Then, the kinases direct the affairs of the cell and it's activities. For example, it determines the cell division, anabolic and catabolic activities of the cell, movement of ions between the cell and it's environment (signal transduction), protein functions and etc.

Conclusively, since the activities of the cell like cell division and protein functions is dictated by the kinase, reduction in cell division that gave rise to rapid growth is put on hold. Hence, the tumor is been suppressed.

Note: the binding of cell-EMC is regulated by Transforming Growth Factor (TGF) β.

4 0
3 years ago
IN every energy transformation some blank is released
Charra [1.4K]
In every energy  transformation, some THERMAL ENERGY is released.

When you climb a rope, you change CHEMICAL ENERGY INTO KINETIC ENERGY.

 In the muscles cells in your body, CHEMICAL ENERGY is changed into KINETIC ENERGY.

Energy can neither be created nor destroyed, because of this, energy usually remain constant but it can be converted from one form to another.
i just had to do this  lol


7 0
3 years ago
Can natural selection occur? Why/why not?
Phoenix [80]

Answer:

The reason why it occurs is when the organism doesn't have the desirable traits it needs to survive.

Explanation:

7 0
3 years ago
What is the mass of stem cells produced in the first few days after fertilization called?
Mars2501 [29]
It's called Morula!!!
8 0
3 years ago
Read 2 more answers
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