In his experiment mendel first crossed tall and short peas plant and noticed that the F1 plants were all tall. in the second experiment he crossed the the F1 plants and noticed that short plants reappeared in the rate of 25% in F2 generation. in his third experiment he crossed he crossed F2 plants and noticed that when he crossed some tall plants with the shot plants the F3 generation contained short plant in frequency of 50%. after this observations mendel concluded that there were genes that could be only expressed in homozygous state but not in heterozygous state. these genes were later referred to as recessive alleles wheres the genes that prevented the expression of recessive genes were later referred to as dominant genes.
Oceans streams and rivers.............................
Answer: A
Explanation:
Carrying Capacity because it is showing how many ferns the rainforest can support.
The right answer for the question that is being asked and shown above is that: "<span>A. they will overcome the deficiency of nitrogen in the soil." T</span>hese legumes enrich the soil is that <span>they will overcome the deficiency of nitrogen in the soil. </span>
I – False
II – False
III – True
A cellulose cell wall surrounds both the bacterial and plant
cell. FALSE
TRUE – A Cellulose cell wall surrounds only plant cells.
Lysosomes and mitochondria are responsible for respiration
in prokaryotes and eukaryotes respectively – FALSE
TRUE – Mitochondria
are responsible for respiration in both prokaryotes and eukaryotes
Similarities of fossils of chimpanzees and humans are an
example of Molecular Homology – TRUE
