Answer:
RRYy
Explanation:
from the result of the progeny, it is obvious that the gene for yellow colouration is homozygous dominant while the genetype for seed shape round is heterzygous dominant.
The time period during which an organ is coming ""on-line"" during pre-natal development is referred to as the:________.
Answer:
Embryonic period
Explanation:
During Prenatal development, the development of an organism takes place in three stages
1) Stage I – When the organism is at the stage I i.e the germinal stage a zygote is formed after a sperm fuses with an egg. The mass of cell move through the fallopian tube and gets embedded in the uterus wall. This process is called implantation.
2) Stage II – In the second stage i.e Embryonic Stage major organs start developing and come in line. After this stage, the embryo is one inch long.
3) Fetal stage – Sex organ, bone, muscle start forming.