The red blood cells were placed into an isotonic solution. Water moved into and out of the cells to maintain homeostasis.
C. cell wall. This discovery was made by Robert Hooke upon studying the honeycomb like structure of cork and compared it to the dead appearance of the cell wall.
Answer:
D Microwaves
Explanation:
It has an electromagnetic radiation with wavelengths ranging from about one meter to one millimeter; with frequencies between 300 MHz (1 m) and 300 GHz (1 mm)
Answer:
The cholodny-went model was proposed in 1927. This model explains the capability of the shoots to grow in the direction of the sunlight whereas the capability of the roots to grow downwards. The hypothesis suggested that both these directional growth occurred due to the asymmetrical distribution of the plant hormone, auxin. This model has been modified a number of times by other scientists but its general concept is accepted by most of the researchers.
It is called as conservation biology. Conservation biology
aims to protect species, their habitats and the ecosystem from extinction. It is
one field of ecology that focuses on the environmental problems caused by
humans. It aims to reverse and understand the cause of loss of biodiversity.
