Which of the following hormones enter a cell by diffusion?
A) steroid hormones
B) epinephrine and norepinephrine
C) amino acid derivatives
D) peptide hormones
E) oxytocin
A) steroid hormones
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¿Dónde se utilizan las mantas de malla de metal?
a. Para tapar aberturas de calderas b. En máquinas de refrigeración c. En bombas de salmuera d. En equipo de calefacción
When it was issued in 1863, the Emancipation Proclamation declared free only those slaves in
A. the Border States. B. slave states that remained loyal to the Union. C. United States territories. D. Confederate states still in rebellion against the United States. E. specific conquered areas in the South controlled by the Union army.
What tool is used to remove the hex head machine screws in equipment panels?
A) Adjustable wrench B) The nut driver C) Locking pliers D) Phillips head screwdriver
Brake lining dust may contain ________, which is dangerous
A) Absetoes B) Rust flakes C) Brake fluid mist D) Asbestos