Answer:
response to stimuli
explanation:
In physiology, a stimulus is a detectable change in the physical or chemical structure of an organism's internal or external environment.
The correct option is: THE ONSET OF NIPPLE GROWTH.
Puberty stage is the stage at which the chemical process which are occurring in a child's body activate the sexual capacity of that child. The signs of puberty in girls include: breast development, skin and hair changes, growth of hair in some part of the body, body growth, etc.
Definition:
Having two different alleles of a particular gene or genes.
(an Allele is a variant form of a gene.)
Simplification:
If the organism has one copy of two different alleles, it is heterozygous.
Eg: T and t
<em> </em><em> </em><em> </em><em> </em><em> </em><em>(</em><em>T</em><em> </em><em>for </em><em>tall</em><em> </em><em>and</em><em> </em><em>t</em><em> </em><em>for</em><em> </em><em>short</em><em>)</em>
Example:
<u><em>Pea</em><em> </em><em>Plants</em></u>
Pea plants can have red flowers and either be homozygous dominant (red-red), or heterozygous (red-white). If they have white flowers, then they are homozygous recessive (white-white). Carriers are always heterozygous.
The answer is a. True
The body loses water in the first place through kidneys in the form of urine. A less is lost through evaporation from a skin, as a sweat, or through exhalation, by breathing out water vapor. In some cases, such as intensive exercise or hot weather, increased amount of water can be lost through sweat.
Answer:
The answer is Diffusion .
Explanation:
Diffusion is a net movement of molecules from a region of high concentration to a region of low concentration down a concentration gradient.