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Test your basic knowledge |
PCAT Biology Reproduction
Start Test
Study First
Subjects
:
pcat
,
biology
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Common passageway for both the reproductive and exretory systems
Sporophyte Generation
Male Urethra
Synapsis
Prophase (Interphase)
2. Similar to mitosis in that a cell duplicates its chromosomes before undergoing the process -whereas mitosis preserves the diploid number of the cell - meiosis produces the haploid (1N) number - having the number of chromosomes
External Fertilization
Spermatids
Sexual Reproductive Mechanisms
Meisosis vs. Mitosis
3. Large cell containing most of the cytoplasm - RNA - organelles - and nutrients needed by a developing embryo
Rhizomes
Mature Ovum
Oogenesis
Ferns
4. The embryonic undifferentiated cells that growth in higher plants are restricted to -undergo active cell reproduction
Secondary Spermatocytes
Meristem Cells
Runners
Sporophyte Generation
5. Regulates secondary male sex characteristics including facial and pubic hair and voice changes
Interphase
Cytokinesis (Interphase)
Testosterone
Gametophyte Generation
6. Two haploid cells yielded from meiotic division of primary spermatocytes
Sexual Reproductive Mechanisms
Cell Plate
Secondary Spermatocytes
Artificial Vegetative Propagation
7. AKA lateral meristem -located between the xylem and phloem
Secondary Spermatocytes
Asexual Reproduction in Plants
Cambium
Menstrual Cycle
8. Specialized sex cells
Gametes
Anther
Mature Ovum
Vaginal Canal
9. Result when a single zygote splits into two embryos
Mature sperm
Sexual Reproduction in Animals
Oogenesis
Monozygotic (identical) Twins
10. The development of an unfertilized egg into an adult organism
Budding
Partenogenesis
Urethra
Meristem Cells
11. The process by which gametes are produced -involves two divisions of primary sex cells resulting in four haploid cells called gametes
Cotyledons
Runners
Meiosis
Spore Formation
12. AKA sperm production -occurs in the seminiferous tubules
Spermatogenesis
Internal Fertilization
Regeneration
Hermaphrodites
13. Chromatin condenses into chromosomes - the spindle apparatus forms - and the nucleoli and nuclear membrane disappear
Male Urethra
Prophase I
Budding
Anaphase I
14. Produces two intermediate daughter cells with N chromosomes with sister chromatids
Follicular phase
Metaphase (Interphase)
First Meiotic Division
Asexual Reproduction in Plants
15. When a diploid sporophyte generation produces ahaploid (monoploid) spore by meiosis - spores divide by mitosis to produce the haploid - or gametophyte - generation
Sporophyte Generation
Karyokinesis
Hermaphrodites
Testes
16. Part of embryo that grows and feeds the embryo
Spermatozoa
Endosperm
Flagellum
Cortical Reaction
17. Produced in developing placenta if fertilization occurs - maintaining the corpus luteum and - thus - the supply of estrogen and progesterone that maintains the uterus - until the placenta takes over production of these hormones
hCG (human Chorionic Gonadotrophin)
Anaphase I
Anaphase (Interphase)
Meisosis vs. Mitosis
18. Union of the egg and sperm nuclei to form a zygote with a diploid number of chromosomes
Anaphase I
Immature ovum
Zona Pellucida
Fertilization
19. Reproductive structure of angiosperms
Spermatids
Rhizomes
Flower
Menses
20. 1) G1: Initiates interphase. is described as the active growth phase and can vary in length. the cell increases in size and synthesizes proteins. the length of the G1 phase determines the length of the entire cell cycle 2) S: the period of DNA synthe
Sporophyte
Cotyledons
Four Parts of Interphase
Fertilization membrane
21. Mass of cells formed when the zygote divides
Oogenesis
Testes
Budding
Embryo
22. Contains elongated cell with head - tail - neck - and body
Sperm Travels...
Spores
Urethra
Mature sperm
23. Thin and stalk like with a terminal sac called the anther
Tubers
Bulbs
Gametophyte Generation
Filament
24. Released from the ovary into the abdominal cavity and drawn into the nearby oviduct
First Meiotic Division
Immature ovum
Four Parts of Interphase
Progesterone
25. Sporophyte generation is the dominant - familiar form
Cell Division
Ovaries
Sexual Reproductive Mechanisms
Ferns
26. Method of growth - development - and replacement of worn-out cells
Ovaries
Partenogenesis
Estrogens
Cellular Division (Multicellular Organisms)
27. Regrowth of a lost or injured body part
Follicular phase
Regeneration
Ovaries
Cell Division
28. Centromeres split so that each chromatid has its own distinct centromere - thus allowing sister chromatids to separate. The sister chromatids are pulled toward the opposite poles of the cell by the shortening of the spindle fibers. Spindle fibers are
Gametophyte Generation
Anaphase (Interphase)
Mature sperm
Seed Coat
29. Specialized organs where gametes are produced
Gonads
Spermatogenesis
Single Mature Egg
Menses
30. Muscular chamber which is the site of fetal development
Uterus
Mosses
Anaphase (Interphase)
Cell Plate
31. Specialized cells with hard coverings that prevent loss of water
Ovaries
Spores
Tetrad
Polar Body
32. (In Prophase I) process where homologous chromosomes (chromosomes that code for the same traits - one inherited form each parent) come together and intertwine
Cotyledons
Tetrad
Synapsis
Oocytes
33. Production of functional sex cells by adult organisms -fertilization forms a zygote -development of the zygote into another adult - completing the cycle
Rhizomes
Sperm Travels...
Sexual Reproduction Requires
Secondary Oocyte
34. Undifferentiated tissues in plants
Interphase
Polar Body
Meristems
Female Sex Hormones
35. Produced when one diploid primary female sex cell undergoes meiosis in the ovaries
Uterus
Tetrad
Fertilization/Conjugation
Single Mature Egg
36. First barrier that the sperm must penetrate -enzymes secreted by the sperm aid in penetration of the corona radiata -arosome is responsible for penetrating the zona pellucida; it releases enzymes that digest this layer - thereby allowing the sperm to
Mature sperm
Scrotum
Fertilization/Conjugation
Corona Radiata
37. A tubelike structure formed by the sperm once in contact with the membrane -extends to the cell membrane and penetrates it - fusing the sperm cell membrane with that of the ovum -Sperm nucleus now enters the ovum's cytoplasm to complete Meiosis II
Ovaries
Urethra
Acrosomal Process
Secondary Oocyte
38. Stems running above and along the gorund - extending form the main stem -can produce new roots and upright stems
Oocyte Cell Membrane
Monozygotic (identical) Twins
Acrosomal Process
Runners
39. Sperm production -occurs in the seminiferous tubules
Cellular Division (Multicellular Organisms)
Chromatin
Scrotum
Spermatogenesis
40. Cut piece of stem can develop new roots in water or moist gorund - which can be used to accelerate root formation -layering: stems of certain plants - will take root when bent to the gorund and covered with soil -stem of one plant (scion) can be atta
Secondary Oocyte
Acrosome
Artificial Vegetative Propagation
Primary Oocytes
41. Bulbs - tubers - runners - rhizomes
Asexual Reproduction
Natural Vegatative Propagation
Gametophyte Generation
Sexual Reproduction in Angiosperms
42. If the ovum isn't fertilized - the corpus luteum atrophies - the resulting drop in progesterone and estrogen levels causes the endometrium (with its superficial blood vessels) to slough off - giving rise to menses
Menstruation
Fission
Spermatids
Bulbs
43. Union of gametes
Tubers
Cambium
Natural Vegatative Propagation
Fertilization/Conjugation
44. Homologous pairs (tetrads) align at the equatorial plane - and each pair attaches to a separate spindle fiber by its kinetochore
Polar Body
Metaphase I
Secondary Oocyte
Filament
45. Passes through the penis and opens to the outside at its tip
Acrosomal Process
Fertilization/Conjugation
Urethra
Male Urethra
46. Can be fertilized during the 12-24hr after ovulation -occurs in the lateral - widest portion of the fallopian tube -sperm must travel through the vaginal canal - cervix - uterus - and into the fallopian tubes to reach the ovum
External Fertilization
Cellular Division (Multicellular Organisms)
Fertilization
Spores
47. (In Prophase I) chromatids of homologous chromosomes break at corresponding points and exchange equivalent pieces of DNA -occurs between homologous chromosomes and not between sister chromatids of the same chromosomes (the latter are identical - so c
Anaphase I
Crossing Over
Hermaphrodites
Meristems
48. Produces monoploid spores that develop into pollen grains
Uterus
Head of Sperm
Anther
External Fertilization
49. External pouch that maintains the testes' temperature at 2C-4C lower than body tmperature - a condition essential for sperm survival
Progesterone
Scrotum
Zona Pellucida
Karyokinesis
50. Haploid gametophyte gneration produces gametes by mitosis -gametophytes reproduce sexually - whereas the sporophyte gneration reproduces asexually
Oocyte Cell Membrane
Tetrad
Spermatogenesis
Gametophyte Generation