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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. Regrowth of a lost or injured body part
Vaginal Canal
Apical Meristem
Regeneration
Metaphase I
2. Result when two ova are released in one ovarian cycle and are fertilized by two different sperm
Asexual Reproduction
Scrotum
Dizygotic (Fraternal) Twins
Female Sex Hormones
3. Expanding partition that grows outward from the interior of the cell until it reaches the cell membrane
Cell Plate
Centromere
Prophase I
Primary Spermatocytes
4. The process by which a cell doubles its organelles and cytoplasm - replicates its DNA - and then divides into two
Cellular Division (Multicellular Organisms)
Cell Division
Cambium
Corona Radiata
5. Pass from the testes through the vas deferens to the ejaculatory duct and then to the urethra
Sperm Travels...
Single Mature Egg
Female Sex Hormones
Metaphase I
6. Diploid cells of spermatogonia
Primary Spermatocytes
Telophase I
First Meiotic Division
Sperm Travels...
7. Male gonads - produce sperm in the tightly coiled seminiferous tubules
Sexual Reproduction in Animals
Testosterone
Testes
Uterus
8. AKA sperm production -occurs in the seminiferous tubules
Artificial Vegetative Propagation
Spermatogenesis
Plant vs. Animal cells
Spermatids
9. 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
Sexual Reproduction Requires
Embryo
Mature Ovum
Corona Radiata
10. Part of embryo that develops into the lower and root
Spores
Hypocotyl
Prophase I
Menses
11. Uncoiled DNA
Luteal Phase
Chromatin
Four Parts of Interphase
Telophase I
12. Passes through the penis and opens to the outside at its tip
Spore Formation
Estrogens
Cytokinesis (Interphase)
Urethra
13. The development of an unfertilized egg into an adult organism
Runners
Partenogenesis
Uterus
Oocyte Cell Membrane
14. Inner layer of oocyte cell membrane
Interphase (Meiosis)
Zona Pellucida
Secondary Oocyte
Monozygotic (identical) Twins
15. Lower - narrow end of the uterus -connects with the vaginal canal
Cervix
Spermatogenesis
Testes
Meiosis
16. Produces monoploid spores that develop into pollen grains
Corona Radiata
Mosses
Anther
Spermatozoa
17. 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
Sexual Reproduction Requires
Acrosomal Process
Urethra
Ovum
18. Released from the ovary into the abdominal cavity and drawn into the nearby oviduct
Spermatozoa
Spermatids
Immature ovum
Spore Formation
19. 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 -
Zona Pellucida
Filament
Mature sperm
Plant vs. Animal cells
20. 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
Artificial Vegetative Propagation
Cotyledons
Sperm Travels...
Acrosome
21. Specialized organs where gametes are produced
Spores
Primary Oocytes
Gonads
Sporophyte Generation
22. Tail of sperm -propels the sperm - whereas mitochondria in the neck and body provide energy the locomotion
Flagellum
Second Meiotic Division
Female Sex Hormones
Meisosis vs. Mitosis
23. Chromatin condenses into chromosomes - the spindle apparatus forms - and the nucleoli and nuclear membrane disappear
Follicular phase
Spermatogenesis
epicotyl
Prophase I
24. Near the end of telophase - the cytoplasm divides into two daughter cells - each wit a complete nucleus and its own set of organelles -In animal cells - a cleavage furrow forms - and the cell membrane indents along the equator of the cell and finally
Vaginal Canal
Cytokinesis (Interphase)
Follicle
Cell Division
25. The production of female gametes -occurs in the ovarian follicles
Synapsis
Cortical Reaction
Corpus Luteum
Oogenesis
26. Nuclear division and followed by cell division
Spermatozoa
Karyokinesis
Rhizomes
Mature sperm
27. When a diploid sporophyte generation produces ahaploid (monoploid) spore by meiosis - spores divide by mitosis to produce the haploid - or gametophyte - generation
Sporophyte Generation
epicotyl
Oocyte Cell Membrane
Metaphase (Interphase)
28. Steroid hormones necessary for normal female maturation -stimulate the development of the female reproductive tract and contribute to the development of secondary sexual characteristics and sex drive -responsible for the thickening of the endometrium
Estrogens
Zona Pellucida
Fertilization
Rhizomes
29. (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
Sperm Travels...
Crossing Over
Immature ovum
Prophase I
30. (In Prophase I) process where homologous chromosomes (chromosomes that code for the same traits - one inherited form each parent) come together and intertwine
Secondary Spermatocytes
Monozygotic (identical) Twins
Synapsis
Oocyte Cell Membrane
31. The spindle apparatus disappears. A nuclear membrane forms around each set of newly formed chromosomes. Thus - each nucleus contains the same number of chromosomes (the diploid number 2n) as the original or parent nucleus. The chromosomes uncoil - re
Tetrad
Head of Sperm
Cell Plate
Telophase (Interphase)
32. Found in the tips of roots and stems where growth in length occurs
Oogenesis
Anaphase (Interphase)
Apical Meristem
Cell Division
33. The site of sperm deposition during intercourse and is also the passageway through which a baby is expelled during childbirth
Vaginal Canal
Sexual Reproductive Mechanisms
Meristems
Testes
34. Replication of the nucleus followed by unequal cytokinesis -membrane pinches inward to forma new cell that is smaller in size but genetically identical to the parent cell
Budding
Stamen
Metaphase (Interphase)
Scrotum
35. Immature ova -all that a female will produce during her lifetime are already in her ovaries at birth
Primary Oocytes
Filament
Follicular phase
Oogenesis
36. 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
External Fertilization
Cortical Reaction
Secondary Spermatocytes
Corpus Luteum
37. Common passageway for both the reproductive and exretory systems
Ovum
Mature Ovum
Second Meiotic Division
Male Urethra
38. Part of embry that are seed leaves
Prophase I
Cotyledons
Crossing Over
Cellular Division (Unicellular Organisms)
39. Surrounded by two layers of cells
Oogenesis
Oocyte Cell Membrane
Internal Fertilization
Sexual Reproduction in Animals
40. Triggered by acrosomal reaction causing calcium ions to be released into the cytoplasm
Anaphase (Interphase)
Cortical Reaction
Testes
Corona Radiata
41. Part of embryo that grows and feeds the embryo
Monocots
Oogenesis
Endosperm
Second Meiotic Division
42. External pouch that maintains the testes' temperature at 2C-4C lower than body tmperature - a condition essential for sperm survival
Vegetative Propagation
Scrotum
Cellular Division (Multicellular Organisms)
Gonads
43. Specialized sex cells
Menstruation
Gametes
Meiosis
Sporophyte
44. Formed due to cortical reaction -hard layer that surrounds the ovum cell membrane and prevents multiple fertilizations -Followed by the fusion of sperm nucleus and form a diploid zygote
Uterus
Fertilization membrane
Ovaries
Cotyledons
45. A means of reproduction
Runners
Monozygotic (identical) Twins
Primary Spermatocytes
Cellular Division (Unicellular Organisms)
46. Practiced by terrestrial vertebrates and provides a direct route for sperm to reach the egg cell -increased chance for fertilization success and females produce fewer eggs
Gonads
Mature sperm
Internal Fertilization
Sexual Reproduction in Angiosperms
47. 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
Cellular Division (Multicellular Organisms)
Disjunction
Four Parts of Interphase
Runners
48. Muscular chamber which is the site of fetal development
Cell Plate
Disjunction
Uterus
Zona Pellucida
49. Cell undergoes a period of growth and replication of genetic material before the initiation of mitosis -cell spends at least 90% of life in interphase -each chromosome is replicated so that during division - a complete copy of the genome can be distr
Male Urethra
Polar Body
Gametes
Interphase
50. Diploid cells that undergo meiosis to produce four haploid sperm of equal size
Flagellum
Regeneration
Telophase (Interphase)
Spermatogonia