Which of the following terms describes the process by which a fertilized egg develops into a multicellular organism with hundreds of different cell types, each with different structures and functions?
A. adhesion
B. differentiation
C. communication
D. embryology
B
You might also like to view...
Antiparallelism means that
A) the two strands of a DNA molecule run in opposite directions. B) the DNA double helix twists first one way, then the other. C) the DNA bases are sometimes on the outside of the molecule. D) the DNA molecule cannot dissolve in water.
The sinoatrial node
A) is located in the left atrium. B) sends out a signal for contraction once every two minutes. C) regulates the rate of heart contraction. D) is also known as the atrioventricular node. E) receives signals from the atrioventricular node.
A parasitic tapeworm living inside the intestines of a plant-eating porcupine would be at what trophic level?
A) producer B) primary consumer C) decomposer D) secondary consumer
Activation of B lymphocytes produces (antibody-mediation/cell-mediated/innate) immune responses
What will be an ideal response?