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1 | |
Sex cells in humans normally carry |
| | A) | two autosomes. |
| | B) | one sex chromosome. |
| | C) | two autosomes, an X and a Y. |
| | D) | two sex chromosomes, an X and a Y. |
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2 | |
The normal flow through sex cell formation in humans is |
| | A) | meiosis I then meiosis II. |
| | B) | prophase, anaphase, metaphase and telophase. |
| | C) | mitosis I followed by mitosis II. |
| | D) | prophase I, prophase II, metaphase I, metaphase II. |
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3 | |
The sex chromosomes normally segregate during |
| | A) | mitosis II. |
| | B) | anaphase I. |
| | C) | anaphase II. |
| | D) | prophase I. |
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4 | |
Testes are composed of many small sperm-producing tubes? |
| | A) | epididymis |
| | B) | fallopian tubes |
| | C) | seminiferous tubules |
| | D) | vas deferens |
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5 | |
Which is the proper sequence? |
| | A) | Ovary, uterus, oviduct, vagina. |
| | B) | Ovary, oviduct, uterus, vagina. |
| | C) | Fallopian tube, ovary, uterus, vagina. |
| | D) | vagina, uterus, ovary, oviduct. |
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6 | |
Which is true of the testes? |
| | A) | They are the source of ova. |
| | B) | Hormones are not produced by these tissues. |
| | C) | Sperm and hormones are secreted by the testes. |
| | D) | They normally stop producing sperm at the age of 60. |
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7 | |
The lining of the uterus which is lost during the 'period' is technically known as the |
| | A) | placenta. |
| | B) | endometrium. |
| | C) | prostate. |
| | D) | amnion. |
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8 | |
The ovaries |
| | A) | are responsible for sperm production. |
| | B) | are the site of meiosis. |
| | C) | are the site of all endocrine system activity. |
| | D) | are only composed on haploid cells. |
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9 | |
The contraceptive method which relies on abstaining from sexual intercourse during ovulation is |
| | A) | IUD. |
| | B) | ECP. |
| | C) | vasectomy. |
| | D) | rhythm method. |
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10 | |
If a person has three of one kind of chromosome instead of the normal two, |
| | A) | the condition is called a trisomy. |
| | B) | down syndrome is an example. |
| | C) | is a chromosomal abnormality. |
| | D) | All of the above are true. |
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