Answer:
When you scrape your knee, skin cells are replaced by meiosis.
Explanation:
Answer:
(1) Conduction - (B) A seagull stands on ice and loses heat through its feet.
heat is lost due to direct contact.
(2) Free Convection - (E) A dog stands outside on a cold, but windless, day and loses heat to the air. There is heat transfer due to difference in temperatures.
(3) Forced Convection- (A) A bear stands in a cold flowing stream and loses heat to the water. Here we consider buoyancy effects.
(4) Evaporation- An athlete sweats while running a race. water turns evaporates from the body taking a away heat.
(5) Radiation - (C) A lizard absorbs heat from the sun's rays. Sun´s heat travels as radiation.
Explanation:
Answer:
True
Explanation:
Transgenic animals are lines of animals produced by inserting copies of a specific gene or genes into a fertilized egg or early embryo.
D. All blood vessels contain an inner connective tissue layer.
Answer:
cell theory states that: all living things are composed of one or more cells, the cell is the basic unit of life, and new cells arise from existing cells.
I hope this helps :)
