Answer:
1. X + X
Explanation:
The sperm and the egg each carry half of the DNA for the zygote (which is one cell that eventually becomes a baby).
A normal human <u>male</u> has the sex chromosomes XY
A normal human <u>female</u> would have XX
If the Y chromosome is present, the result is a male.
If there either more or less than 2 sex-chromosomes, there is usually some sort of abnormality, like delayed development or the inability to mature and reproduce.
Primary sources are original materials/information on which other research is based. It includes journal articles of original research, conference papers, dissertations, technical reports, and patents. Primary sources are also sets of data, such as health statistics, which have been tabulated, but not interpreted.
Mother. red-green color blindedness is maternally inherited
Ans:
•Building more warehouse to store food