TRUE OR FALSE. PLEASE DO ALL. OTHERWISE, PASS ON. THANK YOU! 1. word description
ID: 3524406 • Letter: T
Question
TRUE OR FALSE. PLEASE DO ALL. OTHERWISE, PASS ON. THANK YOU!
1. word descriptions, such as black hair and blue eyes, describe the genotype of an individual? True or false
2. when fertilization occurs, egg and sperm nuclei fuse, so that the fertilized egg has a haploid number of chromosomes? True or false
3. the placenta is composed of both fetal membrane and maternal membranes?? True or false
4. the sex of a child is determined by the father's sperm and naughty mothers sperm? True or false
5. the likelihood of a female having a Down syndrome child greatly increases after she reaches and age of 40? True or false
6. antibiotics are effective And treating sexually transmitted diseases such as genital herpes and genital warts? true or false
7. Huntington chorea is an autosomal recessive disease in which a person usually develops these symptoms later in life? True or false
8. if one is sexually active the single most effective means of birth control and preventing sexually transmitted disease is the condom? True or false
9. a color-blind woman will only pass on the color-blind gene to her sons? True or false
10. the ovaries are to the testis, as the fallopian tube is to the ductus deferens ?
11. which term refers to the monthly release of an egg from the ovary?
12. Name the science that deals with the study of heredity?
13. which term refers to determination of the ovarian and uterine cycle in older women?
14. in humans the brown-eyed Gene is dominant over the blue eye Gene what is the genotype of a Brown Eyed Woman Who has a blue-eyed child?
15. name the procedure that is most commonly used to sterilize a male?
16. which term refers to an alternate form of a gene?
17. Name the only hundred percent effective means of preventing unwanted pregnancies and sexually transmitted diseases?
18. name the substance in urine tested for in an early pregnancy test?
19. which term refers to the failure of chromosomes or chromatids to separate during meiosis?
20. the term refers to the picture of an individual's chromosomes that can be used to detect for genetic disorders?
Explanation / Answer
true , external appearance depend upon the genotype of an individual. false, egg and sperm fuse to form diploid nuclei so having two sets of chromosomes false, placenta only maternal structure made up of maternal membrane False, sex of child is only determined by father's sperm if it contain X chromosome then child is girl and if it contains Y chromosome then child is a boy. true, it is more effective after age of 40 true, genital warts in genital warts on disease caused by virus and bacteria so they can be cured by antibiotics. false, it is an autosomal dominant disorder caused by inherited defect inagine. true condom prevents many STD such as HIV, herps and also prevent pragnency. false, a colorblind woman has both X chromosome which are transferred to both daughter and son. false Ovaries are carried out to sperm through fallopian tube Ovulation, easy process of releasing egg from ovary in every 28 days. genetics, it is branch of biology that deals with the mechanism of hereditary transmission and variation of inherited characters menstural cyle, Bb, cement will be heterozygous condition containing both dominant and recessive gene vasectomy, surgical method to cut and tie what difference to prevent sperm from entering the urethra. allele, different form of same gene present on same homologus chromosome Use of condoms can only prevent unwanted pregnancy and sexually transmitted diseases hcg, a pregnant woman's Placenta produce HCG. a test can detect this hormone in urine about 10 days after missing periods Nondisjunction, a failure of human organs chromosomes to separate during meiosis 1. Karyotyping is the study of chromosome to determine various abnormalities and genetic disorders.
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