Answer:
Parallel veins in the leaf
Explanation:
The leaf veins run parallel to one another.
Answer:
It ensures that the two daughter molecules are exact copies of the parent molecule.
Explanation:
Trichomes increase the chances of survival for plants living in areas with infrequent rainfall.
If a plant in a very rainy place had trichomes, it would probably adapt and remove them as time passed as they are unnecessary.
Answer:
The given statement is true.
Explanation:
Alpha- defensins belong to the family of mammalian defensin peptides that belong to the alpha sub family. Defensins are anti-microbial molecules . They work against Gram positive and Gram negative bacteria, fungi and enveloped viruses. Alpha- defensins functions by attacking the intraluminal bacteria and fungal pathogens.
Reactive oxygen species are very reactive chemicals formed from oxygen. These are anti-microbial molecules. Reactive oxygen species are antimicrobial against Gram-positive and Gram -negative bacteria, viruses and fungi.
Learn more about defensins here:
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Answer: Option C.
Cellulose.
Explanation:
Cellulose is a polysaccharide which is made up of glucose and it is an important component in plant cell wall. It give strength and rigidity to the cell wall. Cellulose make the cell walls strong. This play a regulatory role in tissues growth and provide strength. The cellulose is only found in cell wall and it's protect the cell wall.
