Answer:
C, a decrease in metabolic activity
Explanation:
In times of drought, there would be a reduction in the metabolic activity of an organism.
- Most organisms found in very dry climates have adaptation to accommodate a period of drought.
- Water is essential for the metabolic processes in an organism.
- A deficiency of water will reduce these life activities.
- The organism can become inactive as a result of this.
The three different skeletal designs that give a body its shape are:
Hydrostatic skeleton-contraction of muscles occur for changing cooler, due to which movement is caused.
Exoskeleton-external skeleton composed of calcium carbonate and chitin
Endoskeleton-body's internal system made of hard mineralised components.
Answer: synthesis of DNA from an RNA template
Asbestos fiber accumulate in the <em>lysosomes.
</em>
Option: (b)
<u>Explanation:
</u>
Asbestos is a natural group of minerals and it is composed of thin and needle-like fibers. An asbestos causes several diseases like cancers and so on, including asbestosis and mesothelioma.
Although asbestos extend and fireproofs materials, this materials are banned in ‘many countries’. But asbestos are not banned in the United States.
Lysosomes are important part of the ‘endomembrane system’ because lysosomes are formed from the ‘endoplasmic reticulum’ and these products are synthesized and processed by the ‘Golgi’.
Answer: B
Explanation:
A cell membrane acts like a rain coat or a sweater, keeping certain things in and certain things out.
