72 chromatids were present in the present in the primary oocyte during prophase 1 of meiosis.
The primary oocyte contains 72 chromatids during prophase 1 of meiosis as the mature ovum has 18 chromosomes.
The primary oocyte contains 72 chromatids , that means it contains 144 chromosomes. During the first meiotic division, it produces one secondary oocyte and one polar body.
The secondary oocyte has 72 chromatids, which again undergoes second meiotic division and produces mature ovum and second polar body . The mature ovum contains contains 36 chromatids which means it has 18 chromosomes.
Learn more about oogenesis from
brainly.com/question/1255767
#SPJ4
The level of electrons involved is equal to its valency....
Answer:
A heterogeneous mixture of water, carbon dioxide, oxygen, glucose molecules
: Rationale: A lack of support. It was discovered that Nixon’s advisors had connections to the individuals involved in the burglary at the democratic headquarters. Not long after, Nixon was forced to release transcripts of all his recorded conversations at the White House. Nixon complied, but did not turn over any of the recorded conversations with his advisors. He claimed that as president he had the right to keep discussions with his advisors private. As the case details were released through the media, Americans were shocked to learn that the President might be involved in criminal activity and withdrew their support.