BMS 300 Exam 5 (A+ GRADED)
chromosomal sex correct answers determines sex and occurs when sperm fuses with egg (fertilization) XX or XY gonadal sex correct answers primary sex determination testes or ovaries dictated by genes phenotypic sex correct answers secondary sex determination everything aside from gonads internal reproductive tract external genitalia dictated by hormones how many chromosomes? correct answers 22 autosome pairs XY or XX as the 23rd sex chromosome pair meiosis correct answers only done on germ cells somatic cells correct answers anything not a sex cell or germ cell Klinefelter's syndrome correct answers XXY 47 chromosomes testes (hypogonadal=small) appear undermasculanized Turner syndrome correct answers XO O = missing sex chromosome 45 chromosomes ovaries (nonfunctional) streak ovaries = lose their follicles very fast SRY gene correct answers sex determining region on the Y chromosome turns on Sox9 makes a testis bipotential correct answers can either be XX or XY everyone has Rspo1, wnt4/B-catenin, and Sox9 only males have SRY for testes production somatic support cells correct answers once SRY is turned on and regulate sox9 ---> Sertoli cells (XY) granulose cells (XX)
Written for
- Institution
- BMS 300
- Course
- BMS 300
Document information
- Uploaded on
- January 15, 2024
- Number of pages
- 6
- Written in
- 2023/2024
- Type
- Exam (elaborations)
- Contains
- Questions & answers
Subjects
Also available in package deal