Answer:
Microtubules
Explanation:
These filament-like structures are a major component of the cytoskeleton of the cell and help is maintain asymmetrical cell shape. They are composed of tubulin molecules arranged to form a 'hollow straw' attached to the cell membrane end to end . The contraction and lengthening of these microtubules are controlled by the addition of removal these of tubulin molecules to vary its length.
A forest station can be a base in a forest where people monitors different biological aspects, like the fauna and the flora of their interest. For example, a forest station can be useful for monitorin endangered species.
Answer:
Gravitropism
Step-by-step explanation
The growth of certain parts of plants that are respected by the force of gravity
Answer:
An organ is a group of tissues that work together to perform a specific function. In the case of your heart, this function is pumping blood throughout your body. Additionally, the heart is largely made up of a type of muscle tissue called cardiac muscle.
Explanation: