Answer:
Aquatic ecosystems include oceans, lakes, rivers, streams, estuaries, and wetlands. Within these aquatic ecosystems are living things that depend on the water for survival, such as fish, plants, and microorganisms. These ecosystems are very fragile and can be easily disturbed by pollution.
Explanation:
Answer:
Nitrate deficiency
Explanation:
Plants absorb nitrates in water through their roots. Nitrates are present in high levels in plant fertilisers. Without nitrates, the amount of chlorophyll in leaves reduces. This reduces the plant's ability to photosynthesise and grow properly, which reduces the farmers' crop yield .
Lipids are good for making the cell membrane because they are stronger and block out things that should not be getting in out, for instance lipids mainly only let water and gases pass through.
Answer:
It fuses with and becomes part of the plasma membrane.
Explanation:
Exocytosis -
Exocytosis is the process of expelling out the substances from the cell . It also helps in the cell transport and cell signalling process .
In this process a large amount of molecule are released and making it a form of the bulk transport .
In this process , the secretory vesicles are then carried to membrane of the cell and then their contents are secreted into the extracellular environment .
Aminos acids are used to build proteins
