Answer:
Environmental factors affecting plant growth and development include light, temperature, water, humidity, and nutrition. At the time of nurturing a tree, it is important to know how these factors could affect the growth and development of a plant. Knowledge about environmental factors helps the owner promotes proper growth.
Answer: <u>External respiration</u>
It is a process where oxygen from the lungs diffuse into the blood and carbon dioxide collected from the cells, goes into the alveolar space of the lungs. It is also called as <u>breathing</u>, where air from outside is inhaled through the nose and goes to the lungs. From there it goes through the blood to every cell of the body.
Answer:
Not using fossil fuels and using renewable fuels instead.
Explanation:
Like using solar and wind power as renewable energy sources will reduce the release of acid rain as it doesn't produce as mush pollution.
Answer:
- All of the following are correct
- Muscle cells are surrounded by a branching network of transverse tubules.
Explanation:
Muscle cells are composed of myofibrils, which are the fundamental and functional parts of a muscle cell. Myofibrils are the ones that are surrounded by a branching network of transverse tubules. These transverse tubules are extensions of the sarcolemma or the muscle cell's membrane. Their distribution and connection to myofibrils allow for the passage of Calcium ions needed for contraction.
