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pogonyaev
2 years ago
5

Help me with this plsssssssssssssssssssss

Biology
2 answers:
maw [93]2 years ago
3 0

Answer:

A

Explanation:

Please give me Brainliest my friend

nydimaria [60]2 years ago
3 0
The answer to your question is A
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_____ (meaning ''spiny skin'') have a water vascular system that functions in locomotion, feeding, and gas exchange.
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The answer is:

Echinodermata

The word echinodermata is Greek which literally means "Spiny Skin". Echinodermata is a phylum under kingdom animalia. Not all of them have spiny skins, but most of them do. Other characteristics would be their radially symmetric body. They have appendages that grow outward from the center. Examples of echinoderms would be sea stars and sea urchins.

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An age-related change in the nervous system that can adversely affect nutritional status is
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An age-related change in the nervous system that can adversely affect nutritional status is decreased taste perception, hearing loss and vision loss. Aging refers to a multidimensional process in humans, the process of physical, and psychological, and social changes. As a population, older adults are more prone to age-related diseases, functional impairment, and physical inability that nay interfere with the maintenance of a good nutritional status. 
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An increase in the volume of forests and phytoplankton would lead to a reduction in free_________ which in turn could cause a de
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Explanation:

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2 years ago
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Which enhances the rate of evaporation, having more air spaces around the spongy mesophyll cells or having less air spaces? Just
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having more air spaces around the spongy mesophyll cells

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Answer:

Ribosomes,cytoplasm ,cell wall and circular DNA could be used to justify that the cell is a prokaryote.

Explanation:

Ribosome  Ribosome is present in both prokaryotic cell and eukaryotic cell.The prokaryotic cell 70S ribosome which contain 2 subunits the larger subunit is 50S and the smaller subunit is 30s

Cell wall  Prokaryotes such as bacterial cell contain cell wall.Cell wall  of bacteria contain various carbohydrates which are crosslinked with peptides resulting in the formation of peptidoglycan.

Cytoplasm The cytoplasm of prokaryotic cell such as bacteria contain ribosomes,chromosome and extracellular genetic material called plasmid.

Circular DNA Almost all prokayotic chromosome contain circular DNA molecule that does not contain any free ends.

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3 years ago
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