I believe it is a combination of polygenic inheritance and environmental factors. Several genes control the height in humans, giving an overall normal distribution. Environmental factors on the other hand such as nutrition smooth out the curve. It is therefore important to note that Human height is a quantitative, or metric trait, that is, a characteristic that is measured in quantity, and is controlled by multiple genes and environmental factors.
Answer:
Photosynthesis takes place in two stages, namely light-dependent reactions and light-independent reactions. Light-dependent reactions are also called light reactions and occur during the day time. Light-independent reaction is also called the dark reaction or the Calvin cycle.
Answer:
A. Earth's tilt on its axis
Explanation:
Because of the earth's tilt, during part of the year the NE US is angled towards the sun, but the other part of the year it is angled away from the sun. This is what gives us our seasons.
I think the answer to this is A
Mitosis:
a)2 diploid cells
b)one replication
c)1 division
d)no tetrads
e)diploid has full set of genetic information while haploid has only half
Meiosis:
a)4 haploid cells
b)one replication
c)2 divisions
d)occurs in metaphase 1
e)diploid has full set of genetic information while haploid has only half