The most recent report i am aware of is may 2016.
scientists reported that there are 1 trillion species on earth currently with other one thousandTH of one percent describe
Answer:
Given,
RR and Rr = Red flower
rr = white flower
Homozygous condition means that both the alleles for the gene are either recessive or dominant alleles. Heterozygous condition means that one allele is recessive and other allele is dominant.
If a homozygous red flower geranium (RR) is crossed with a homozygous white flower geranium (rr), the Punnett square would be :
R R
r Rr Rr
r Rr Rr
Answer:
Principal Cell
Explanation:
The main sodium ion absorption cells are the principal cell. These cells are also the site for the action of aldosterone.
The source of all energy for living organisms is the sun!
