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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

Metaphase is characterized by:

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

Meiosis I is known as the “reductive division” because it reduces the number of chromosomes in each cell in half.

In photosynthesis how many molecules of CO2 are needed to generate one molecule of glucose (a 6 carbon molecule)?

Polygenic inheritance is when many genes control a single trait, such as height or hair color.

If fertilization involves two gametes that contain different alleles (different variations of the same gene), the resulting offspring is:

What Mendel called transmissible factors we now call: