It would be their equivalent of winter. The lower half of the Earth would be tilted away from the sun, and so it would be colder
Most of their diet was various meats, however as agriculture was developed they began to eat more grains/vegetables.
Conduction or propagation is the term used to <span>describe the regeneration of the action potential down the membrane of the axon of the neuron. Furthermore, this process mainly depends on the structure of nerve fibers in which it could either be myelinated or unmyelinated. </span>
Answer:
The key difference between angiosperms and gymnosperms is how their seeds are developed. The seeds of angiosperms develop in the ovaries of flowers and are surrounded by a protective fruit. Gymnosperm seeds are usually formed in unisexual cones, known as strobili, and the plants lack fruits and flowers.
<span>E. Stimulation of T-cell by APC</span>
The initial exposure of the body to an infectious agent e.g. through a vaccine, triggers an immune response most of which rapidly diminishes after the vaccination. However some cells of the immune system called lymphocytes remain with a memory of that pathogen.As a result, if the same pathogen infects a vaccinated person, the memory cells remember and recognize it and rapidly spring into action triggering a much more rapid response specific to that pathogen than the initial exposure, effectively dealing and neutralizing the pathogen.