Examlex
Which of the following types of eukaryotic gene regulation takes place at the level of DNA?
Germ Layer
One of the primary layers of cells (ectoderm, mesoderm, or endoderm) in the early embryo that will differentiate into various tissues and organs.
Pituitary Gland
a small, pea-sized gland located at the base of the brain, responsible for controlling important functions in the body through the release of hormones.
Ectoderm
The external layer of cells or tissues in an embryo during its initial stages of growth, which develops into the skin's outer layer, the brain, and the nervous system.
Environmental Factors
External elements including temperature, water, sunlight, and soil that affect living organisms and the functioning of ecosystems.
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