Tutor profile: Inta B.
Subject: Environmental Science
How would you respond to the statement “ the catch of a salmon in the Colombian River Is Sustainable at a 1960s level"?
1960 Hatchery production increased rapidly due to improved diets and disease control. The release of chinook in the Columbia increased from 61 million fish in 1960 to 144 million in 1989 and a peak of 160 million in 1988. Hatchery fish now make up 80% of the returning salmon and steelhead in the Columbia.
Subject: Earth Science
What does a new cell need in order to function?
Each cell contains smaller organelles that perform various functions such as metabolism, transportation and secretion of substances
What does a new cell need to function?
Each cell is made up of smaller organelles of which perform various functions. Some functions include metabolism, transportation and secretion of substances
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