Amedical biologist is examining one of many cells that are produced during the human oogenesis process. the cell is haploid, meaning that it has 23 chromosomes, and it was removed from the body shortly after it entered the fallopian tube. the cell had begun the process of meiosis ii, but did not finish it. what type of cell is the biologist most likely examining?
a fertilized egg
a polar body
a primary oocyte
a secondary oocyte

Which statement is true about the cell theory? a) it is well-supported by evidence. b) it is unchangeable and permanent.

Aperson with age is more likely to catch diseases that healthy people usually don’t catch.what are these infections called?

(select all the correct choose each statement that is scientific. - the opinions of randomly selected participants in a survey prove the idea that global temperatures are not increasing on earth. - the universe's average temperature and rate of expansion support the idea that it began as one super-dense and hot mass 13.8 billion years ago. - ocean tides are caused by the uneven gravitational pulls of the moon and sun on different parts of earth. - human life is more valuable than other forms of life on earth because humans are more intelligent than other organisms.