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A time lag in the response of survivorship and fecundity to a population's density can occur because ____ is usually determined by the availability of resources at some time in the past.
Testes
Male reproductive organs that produce sperm and hormones, including testosterone.
Spermatozoa
Male gametes or reproductive cells that carry a man's DNA to the female ovum in sexual reproduction.
Seminiferous Tubules
Coiled structures in the testes where sperm production occurs.
Islets of Langerhans
Clusters of cells in the pancreas that secrete insulin, glucagon, and somatostatin, crucial for blood sugar regulation.
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