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In a chemical reaction, molecule A loses an electron and molecule B gains an electron. Which molecule was oxidized?

This organelle is the site of photosynthesis in plant cells.

Separation of sister chromatids during mitosis is an irreversible point in the cell cycle.

These cell divide via meiosis to produce haploid gametes.

Macromolecules are broken down into monomers by:

DNA replication during interphase is an irreversible point in the cell cycle.

Chlorophyll absorb light with wavelengths between 400-550 nm (blue/ green light), which is why most land plants are green.

Organisms that have 2 complete sets of chromosomes are referred to as

The most common form of gene therapy involves inserting a normal gene into cells that contain a defective version of the gene.  In order to use gene therapy to prevent a man from passing a defective gene on to future generations, you should try to insert normal copies of the gene into

Metaphase is characterized by: