Answer:
Masks are a simple barrier to help prevent your respiratory droplets from reaching others. Studies show that masks reduce the spray of droplets when worn over the nose and mouth.
Explanation:
The answer is the letter B. Electrical signals.
*Our brain and body communicates with each other by sending messages in the form of electrical signals.
Answer:
D
Explanation:
Addition of hydroxide ions will decrease its acidity and make it more basic.
Answer:
Bacterial genomes contain small transposable elements termed <u>Jumping Genes</u> that resemble transposons of eukaryotic cells.
Explanation:
Jumping genes are small parts of the DNA that program enzymes and move it from one DNA location to another, sometimes on the same molecule of DNA sometimes on another molecule.
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1. Answer:
Both these leaves are quite similar because of their physical appearance. <em>The sea teak leaf and weeping willow leaf are narrow and elongated. However, a weeping willow leaf has tapered edges.
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The scientific names of sea teak and weeping willow plants are Podocarpus polystachyus and Salix babylonica.
- The leaves of both these plants are simple regardless of their receptive compound appearance. This is due to the presence of complex vein structure on the leaf.
2. Answer:
<u>There many differences between sea teak leaf and weeping willow leaf.</u>
Sea teak leaf is 3-10 cm long while weeping willow leaf is only 6 cm long.
Sea teak leaves are bright green and shiny while weeping willow leaves are green at top and white at the bottom.
<em>The bark of weeping willow can be used to obtain various medicines. Meanwhile, the leaves of sea teak plants are chewed to ease pain of joints.
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<u>Weeping willow trees are found in areas of China, South-West Asia and Europe.
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<u>Sea Teak trees are found in Indonesia, Malaysia etc.</u>
