_____________ is the discharge of substances contained in vesicles to the outside of the cell.
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Translation is the ______.
Translation is the ______.
All living things need nitrogen. How does atmospheric nitrog…
All living things need nitrogen. How does atmospheric nitrogen enter the living portion of an ecosystem?
In a multicellular organism, what makes one type of cell dif…
In a multicellular organism, what makes one type of cell different from another? (For example, what makes a nerve cell different from a blood cell?)
After DNA replication, ______.
After DNA replication, ______.
Choose the correct statement from below.
Choose the correct statement from below.
A shortage of food would be categorized as a ________ limiti…
A shortage of food would be categorized as a ________ limiting factor.
Chemical bonds formed between atoms that share electrons equ…
Chemical bonds formed between atoms that share electrons equally are called _____________.
Cyanobacteria are _____.
Cyanobacteria are _____.
Which statement related to gymnosperm reproduction is true?
Which statement related to gymnosperm reproduction is true?