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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. Have two cotyledons that absorb the endosperm
Dicots
Metaphase Plate (Interphase)
Artificial Vegetative Propagation
Oocytes
2. Sporophyte generation is the dominant - familiar form
Dicots
Vegetative Propagation
Spermatogenesis
Ferns
3. Daughter cells of unequal size produced from one primary oocyte per month completes meiosis I -expelled from the follicle during ovulation
Estrogens
Karyokinesis
Tetrad
Secondary Oocyte
4. 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
Oocyte Cell Membrane
Polar Body
Sexual Reproduction in Angiosperms
Fertilization
5. 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
Testes
Asexual Reproduction in Plants
Sexual Reproduction in Animals
Four Parts of Interphase
6. Meristems provide a source of cells that can develop into an adult plant -can occur naturally or through human intervention -advantagous because it introduces no genetic variation and is a rapid form of reproduction
Bulbs
Prophase (Interphase)
Vegetative Propagation
Sporophyte
7. Four haploid cells produced from the second meiotic division after secondary spermatocytes
Disjunction
Mature sperm
Cellular Division (Multicellular Organisms)
Spermatids
8. (In Prophase I) each chromosome consists of two sister chromatids - each synaptic pair of homologous chromosomes containing four chromatids
Tetrad
Prophase (Interphase)
Interphase (Meiosis)
Partenogenesis
9. AKA sperm production -occurs in the seminiferous tubules
Crossing Over
Mitosis
Spermatogenesis
Stamen
10. 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
Spermatids
Gametes
Zona Pellucida
Menstruation
11. Produced when one diploid primary female sex cell undergoes meiosis in the ovaries
Karyokinesis
Single Mature Egg
Spores
Ovaries
12. Located on scrotum -site for testosterone
Oogenesis
Testes
Mitosis
Prophase (Interphase)
13. After ovulation - LH induces the ruptured follicle to develop into the corpus luteum
Asexual Reproduction
Luteal Phase
Budding
Mosses
14. Secretes estrogen and progesterone
Crossing Over
Rhizomes
Corpus Luteum
Menstrual Cycle
15. Specialized organs where gametes are produced
Gonads
Acrosomal Process
Fertilization
Spermatogenesis
16. Diploid cells of spermatogonia
Primary Spermatocytes
Scrotum
Sporophyte Generation
Rhizomes
17. Produces two intermediate daughter cells with N chromosomes with sister chromatids
First Meiotic Division
Angiosperms
Internal Fertilization
Acrosome
18. Method of growth - development - and replacement of worn-out cells
Fertilization/Conjugation
Cellular Division (Multicellular Organisms)
Gametes
Interphase (Meiosis)
19. Result when two ova are released in one ovarian cycle and are fertilized by two different sperm
Luteal Phase
Dizygotic (Fraternal) Twins
Vegetative Propagation
Ovaries
20. Part of embryo that is the precursor of the upper stem and leaves
First Meiotic Division
epicotyl
External Fertilization
Mosses
21. Simple form of asexual reproduction seen in prokaryotic organisms -DNA replicates and a new plasma membrane and cell wall grow inward along the midline of the cell - dividing it into two equally size cells with equal maounts of cytoplasm - each conta
Meristem Cells
Bulbs
Fission
Dicots
22. Muscular chamber which is the site of fetal development
Secondary Spermatocytes
Meisosis vs. Mitosis
Uterus
Primary Oocytes
23. Uncoiled DNA
Corona Radiata
Mature sperm
Chromatin
Asexual Reproduction
24. (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
Follicle
Second Meiotic Division
Crossing Over
Uterus
25. Regrowth of a lost or injured body part
Regeneration
Spermatogenesis
Spore Formation
Angiosperms
26. Differs from asexual reproduction in that there are two parents involved and the end result is a geneticaly unique offspring -fusion of two gametes
Crossing Over
Sexual Reproductive Mechanisms
Male Urethra
Immature ovum
27. The production of female gametes - occurs in the ovaries
Fertilization
Flagellum
Runners
Oogenesis
28. 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
Bulbs
Gametes
Karyokinesis
Acrosomal Process
29. Large cell containing most of the cytoplasm - RNA - organelles - and nutrients needed by a developing embryo
Spermatogenesis
Testes
Angiosperms
Mature Ovum
30. Flowering plants consisting of a few cells that exist for a very short time
Tetrad
Spore Formation
Second Meiotic Division
Angiosperms
31. Releases spores form the undersides of its leaves that develop into small heart-shaped gametophytes
Polar Body
Sporophyte
Fertilization
Dizygotic (Fraternal) Twins
32. AKA lateral meristem -located between the xylem and phloem
Fertilization membrane
Cambium
Zona Pellucida
Acrosome
33. Immature ova -all that a female will produce during her lifetime are already in her ovaries at birth
Primary Oocytes
Plant vs. Animal cells
Ovulation
Cervix
34. Part of embryo that develops from the outer covering of the ovule
Polar Body
hCG (human Chorionic Gonadotrophin)
Seed Coat
Hypocotyl
35. Multilayered sac of cells that contains - nourishes - and protects an immature ovum -produce estrogen
Fertilization
Filament
Meristems
Follicle
36. Causes the glands of the endometrium to mature and produce secretions that prepare it for the implantation of an embryo -essential for the maintenance of the endometrium
Sexual Reproductive Mechanisms
Progesterone
Partenogenesis
Ovum
37. Caplike structure - derived from the Golgi apparatus - develops over the anterior half of the head -contains enzymes needed to penetrate the tough outer covering of the ovum
Acrosome
Partenogenesis
Flower
Sexual Reproductive Mechanisms
38. Reproductive structure of angiosperms
Corona Radiata
Disjunction
Flower
Tubers
39. Central region where - after replication - the chromosomes consist of two identical sister chromatids held together in interphase
Cervix
Centromere
Oogenesis
Zona Pellucida
40. The site of sperm deposition during intercourse and is also the passageway through which a baby is expelled during childbirth
Cell Plate
Tetrad
epicotyl
Vaginal Canal
41. Pass from the testes through the vas deferens to the ejaculatory duct and then to the urethra
Rhizomes
Fertilization membrane
Sperm Travels...
Internal Fertilization
42. Occurs in vertebrates that reproduce in water (fish and amphibians) -female lays eggs in water and male deposits sperm in the vicinity -lack of direct passage of sperm from male to female reduces chances of fertilization considerably
Sexual Reproductive Mechanisms
Budding
External Fertilization
Monozygotic (identical) Twins
43. Expanding partition that grows outward from the interior of the cell until it reaches the cell membrane
Embryo
Ovum
Cell Plate
Asexual Reproduction in Plants
44. The male organ of the flower and consists of a thin - stalk-like filament
Secondary Oocyte
Stamen
Prophase (Interphase)
Gonads
45. External pouch that maintains the testes' temperature at 2C-4C lower than body tmperature - a condition essential for sperm survival
Regeneration
Scrotum
Oogenesis
Testosterone
46. Centriole pairs are now at opposite poles of the cell
Testes
Ferns
Spermatogenesis
Metaphase (Interphase)
47. Tail of sperm -propels the sperm - whereas mitochondria in the neck and body provide energy the locomotion
Interphase
Flagellum
Single Mature Egg
Asexual Reproduction
48. A means of reproduction
Cellular Division (Unicellular Organisms)
Interphase
Corona Radiata
Acrosomal Process
49. Comlex process involving the formation and fertilization of gametes and regulation of these processes by bot parents
Sexual Reproduction in Animals
Monozygotic (identical) Twins
Centromere
Cortical Reaction
50. Plant cells lack centrioles -spindle apparatus is synthesized by mcrotubule organizing centers that are not visible -cytokinesis in animal cells proceeds through production of a cleavage furrow -Plant cells are rigid and can't form cleavage furrows -
Anaphase (Interphase)
Cellular Division (Unicellular Organisms)
Mosses
Plant vs. Animal cells