Answer:
A plant cell has a cell wall for support and protection
Answer:
The preferable option will be - D.
D. CO₂ is needed to produce sugars in the Calvin cycle.
Explanation:
- We know that CO₂ is the prime element for photosynthesis.
- CO₂ is the only source that supplies carbons in this process. With the help of CO₂, water, light, minerals, and chlorophyll, six-carbon glucose is formed.
- This glucose is converted to starch and is stored in fruits or in the parts of plants for further use.
Answer:
Chambers
Explanation:
Oxygen-rich blood travels from the lungs to the left atrium, then on to the left ventricle, which pumps it to the rest of the body. The heart pumps blood to the lungs and to all the body's tissues through a sequence of highly organized contractions of the four chambers.
Answer:
Basement membrane
Explanation:
Epithelial tissues is one of the four types of tissues. They are widespread throughout the body and form the covering of all body surfaces, line body cavities and hollow organs, and are the major tissue in glands .
They perform a lot of functions such as absorption, excretion, filtration, diffusion, and sensory reception.
They are anchored to the underlying connective tissue by basement membrane. A thin, fibrous, extracellular matrix of tissue.
The basement membrane acts as a mechanical barrier that prevents malignant cells from invading the deeper tissues.
Answer:
Cell provide structure and support to the body of an organisms
