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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. Underground stems with bubs - like the eyes of potatoes - that can develop into adult plants
Cotyledons
Male Urethra
Urethra
Tubers
2. Undergoes disjunction
Prophase (Interphase)
Ovaries
Anaphase I
Estrogens
3. Method of growth - development - and replacement of worn-out cells
Cellular Division (Multicellular Organisms)
Telophase (Interphase)
Telophase I
Menstrual Cycle
4. Located on scrotum -site for testosterone
Spermatogonia
Immature ovum
Testes
Anther
5. 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
Vegetative Propagation
Centromere
epicotyl
Testosterone
6. 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
Chromatin
epicotyl
Corona Radiata
Fission
7. Muscular chamber which is the site of fetal development
Metaphase I
Uterus
Menses
Karyokinesis
8. Produces two intermediate daughter cells with N chromosomes with sister chromatids
Flagellum
First Meiotic Division
Interphase
Oogenesis
9. Flowering plants consisting of a few cells that exist for a very short time
Chromatin
Anaphase (Interphase)
Zona Pellucida
Angiosperms
10. AKA lateral meristem -located between the xylem and phloem
Ovulation
Testosterone
Second Meiotic Division
Cambium
11. Part of embry that are seed leaves
Single Mature Egg
Dizygotic (Fraternal) Twins
Cotyledons
Telophase (Interphase)
12. Common passageway for both the reproductive and exretory systems
Corpus Luteum
External Fertilization
Male Urethra
Spermatogenesis
13. Union of gametes
Fertilization/Conjugation
Monozygotic (identical) Twins
Vaginal Canal
Regeneration
14. Daughter cells of unequal size produced from one primary oocyte per month completes meiosis I -expelled from the follicle during ovulation
Cotyledons
Secondary Oocyte
Endosperm
Centromere
15. Produced when one diploid primary female sex cell undergoes meiosis in the ovaries
Secondary Spermatocytes
Estrogens
Acrosomal Process
Single Mature Egg
16. Chromosomes condense - and the centriole pairs (in animals) separate and move towards the opposite poles of the cell. the spindle apparatus forms between them - and the nuclear membrane dissolves - allowing the spindle fibers to interact with the chr
Fertilization/Conjugation
Corona Radiata
Prophase (Interphase)
Rhizomes
17. 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
Oogenesis
Testosterone
Male Urethra
Internal Fertilization
18. 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
Cytokinesis (Interphase)
Synapsis
Four Parts of Interphase
Sporophyte Generation
19. Produced when each meiotic division -rapidly degenerate
Polar Body
Corona Radiata
Ovaries
Hypocotyl
20. Result when two ova are released in one ovarian cycle and are fertilized by two different sperm
Monozygotic (identical) Twins
Immature ovum
Sporophyte
Dizygotic (Fraternal) Twins
21. Division and distribution of the cell's DNA to its two daughter cells such that each cell receives a complete copy of the original genome
Metaphase (Interphase)
Male Urethra
Mitosis
Metaphase Plate (Interphase)
22. 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 -
Cellular Division (Multicellular Organisms)
Plant vs. Animal cells
Mitosis
Internal Fertilization
23. 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
Corona Radiata
Sporophyte
Spermatids
epicotyl
24. Split to form several bulbs
Sexual Reproduction in Angiosperms
Seed Coat
Fertilization/Conjugation
Bulbs
25. The production of female gametes -occurs in the ovarian follicles
Budding
Spores
Dicots
Oogenesis
26. 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
Internal Fertilization
Fertilization
Telophase (Interphase)
Regeneration
27. Centriole pairs are now at opposite poles of the cell
Cytokinesis (Interphase)
Metaphase (Interphase)
Oogenesis
Hypocotyl
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
Dicots
Acrosomal Process
Oocyte Cell Membrane
Cell Plate
29. Production of functional sex cells by adult organisms -fertilization forms a zygote -development of the zygote into another adult - completing the cycle
Sexual Reproduction Requires
Gametes
Sporophyte Generation
Secondary Oocyte
30. Undifferentiated tissues in plants
Ovulation
Meristems
epicotyl
Rhizomes
31. Cell division that follows karyokinesis
Spermatozoa
Ovulation
Cortical Reaction
Cytokinesis
32. 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
Regeneration
First Meiotic Division
Fertilization
Chromatin
33. 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
Follicle
Estrogens
Mature Ovum
Spermatogonia
34. Ex: estrogens and progesterone -synthesized by ovaries
Luteal Phase
Female Sex Hormones
Oocyte Cell Membrane
Cervix
35. Reproductive structure of angiosperms
Monocots
Artificial Vegetative Propagation
Endosperm
Flower
36. Passes through the penis and opens to the outside at its tip
Cambium
Vegetative Propagation
Disjunction
Urethra
37. Specialized organs where gametes are produced
Spermatogenesis
Gonads
Flower
Monozygotic (identical) Twins
38. Released from the ovary into the abdominal cavity and drawn into the nearby oviduct
Immature ovum
Scrotum
Natural Vegatative Propagation
Oocytes
39. The process by which gametes are produced -involves two divisions of primary sex cells resulting in four haploid cells called gametes
Luteal Phase
Meiosis
Prophase I
Mitosis
40. Sperm production -occurs in the seminiferous tubules
Spermatogenesis
Filament
Follicle
Progesterone
41. Outer layer of oocyte cell membrane
Spore Formation
Embryo
Sexual Reproductive Mechanisms
Corona Radiata
42. Tail of sperm -propels the sperm - whereas mitochondria in the neck and body provide energy the locomotion
Tubers
Flagellum
Mature Ovum
Hermaphrodites
43. Produced after meioisis from spermatids that undergo a series of changes -AKA mature sperm -specialized for transporting the sperm nucleus to the ovum -elongated cell with a head - neck - body - and tail
Cellular Division (Unicellular Organisms)
Ovulation
Spermatozoa
Anaphase (Interphase)
44. Specialized cells with hard coverings that prevent loss of water
Secondary Oocyte
Spores
Metaphase Plate (Interphase)
Sexual Reproduction in Animals
45. Menstrual flow
Testes
Sporophyte
Menses
Corona Radiata
46. 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
Vegetative Propagation
Interphase (Meiosis)
Artificial Vegetative Propagation
Angiosperms
47. AKA stolon -woody - underground stems -can develop new upright stems
Sexual Reproduction Requires
Cellular Division (Unicellular Organisms)
Sexual Reproductive Mechanisms
Rhizomes
48. Part of embryo that grows and feeds the embryo
Prophase I
Endosperm
Asexual Reproduction
Monozygotic (identical) Twins
49. Large cell containing most of the cytoplasm - RNA - organelles - and nutrients needed by a developing embryo
Tetrad
Natural Vegatative Propagation
Cambium
Mature Ovum
50. Found in the tips of roots and stems where growth in length occurs
Apical Meristem
Spermatids
Testosterone
Internal Fertilization