D. Wash your hands before handling pets
<span>Villi increases surface area for absorption as it contains lacteal which absorbs glycogen and fatty acids. blood capillaries in villi absorbs amino acids and glucose and then send them in the liver</span>
Answer:
Bioprospecting can be described as a term used for the search of valuable biodiversity out of which valuable compounds can be made.
Biopiracy can be described as a term which is used for the exploitation of biological material from plants or animals while failing to compensate for it.
The ethical concerns of this bioprospecting is that we shall look into consideration that we do not exploit the Earth from the plants and animals species which are beneficial to us. The research practices done on these plants and animals may eradicate the wild type varieties of them.
Answer:
d. xylem and phloem
Explanation: plants possess vascular bundles.these are bundles which includes xylem and phloem tissues and transport useful substances to various plant cells.
New Xylem and phloem are formed from the vascular cambium which divides into new cells .
Xylem and phloem are thin and slender with pipe-like structure.
The xylem transports water and dissolved nutrients to the cells where they are needed.
The phloem transports the product of photosynthesis (sugar) to parts what they are used up or stored .
Xylem cells are dead and consists in vessels,trachieds and xylem parenchyma.
Phloem cells are dead and consists in sieves cell, companion cells, phloem parenchyma and phloem fibres.
Some examples are alcohol fermentation, lactic acid fermentation and in decomposition of organic matter.