Answer: A
Explanation:
The nucleus provides the instructions for making the proteins (the DNA) and the ribosomes are actually where the proteins are made.
Ans. (B). XX, XY ,XX, XY ,XY, XX .
In pigs, the XY-sex determination system is found. According to this system, sex of the organisms can be determined by the presence of a pair of sex chromosomes.
Females have two X chromosomes (represented by XX), and known as homogametic sex, while males have one X and one Y chromosomes (represented by XY), and known as heterogametic sex.
Thus, the correct answer is option (B).
♥ They make use of a control group because its something that they can look into, something to compare to. <span />
Answer:
Polarity is the distribution of electric charge over the atoms joined by the bond.