The ending of a females cycle signals the start of another.
Neurons are the cells that carry signals from one neuron to another neuron, a muscle, or a gland.
A start codon signals the start of translation
The nervous system conducts electrical signals from one structure to another. For example from the brain to the muscles for movement.
sensory nervous system. Each sensory organ contains millions of receptor cells (dendrites) that send cell signals to the brain through the process of cell signaling. in some cases signals are sent directly to the spinal cord.
The signals is the duration, intensity of light or the temperature
do your own homeowork
do your own homeowork
Vernal
autumnal equinox
There is many different signals for many different frogs. Can you be more pacific?
the vernal equinox
Pituitary or Hypophysis
The spring equinox
The brain signals the adrenals to give more hormones. This starts a process where the ovaries and the reproductive system start producing more oestrogen . thsi is puberty (beginning)
Telepathy: noun:A way of communicating thoughts directly from one person's mind to another person's mind without using words or signals.
a Noun Clause... I am on the same test.
Summer Solstice (A+ Anywhere)