Distinguish between genotype and phenotype
What will be an ideal response?
Chromosomes and their component genes make up the genotype. Anatomical or physiological characteristics from the expression of genes make up the phenotype.
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The smooth muscle of the digestive viscera is served largely by the ________
A) pelvic nerves B) vagus (X) nerves C) lumbar splanchnic nerves D) cephalic plexus
The ________ of acids, buffers, enzymes, and water aids in the breakdown of food.
A. digestion B. ingestion C. absorption D. secretion
Glial cells communicate primarily using
A) electrical signals and chemical signals. B) neuromodulators only. C) neurotransmitters only. D) chemical signals only. E) electrical signals only.
What are lymphatic nodules?
A. Lymphatic follicles B. Lymphatic tissue found only in the appendix and tonsils C. Bulges in lymphatic vessels D. Small lymph nodes E. A collection of B lymphocytes