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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. Method of growth - development - and replacement of worn-out cells
Cellular Division (Multicellular Organisms)
Spores
Anaphase (Interphase)
Telophase I
2. 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
Angiosperms
Endosperm
Ovaries
Estrogens
3. Regrowth of a lost or injured body part
Cell Plate
Regeneration
Artificial Vegetative Propagation
Meristem Cells
4. Uncoiled DNA
Chromatin
Spermatozoa
Mature sperm
Spores
5. Released from the ovary into the abdominal cavity and drawn into the nearby oviduct
Immature ovum
Meristems
Ovulation
Uterus
6. 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
Acrosomal Process
Interphase (Meiosis)
Meisosis vs. Mitosis
Ovum
7. The process by which a cell doubles its organelles and cytoplasm - replicates its DNA - and then divides into two
Cell Division
Uterus
Flower
Flagellum
8. After ovulation - LH induces the ruptured follicle to develop into the corpus luteum
Luteal Phase
Sporophyte Generation
Meristem Cells
Second Meiotic Division
9. Sporophyte generation is the dominant - familiar form
Metaphase I
Ferns
Testosterone
Ovulation
10. The embryonic undifferentiated cells that growth in higher plants are restricted to -undergo active cell reproduction
Four Parts of Interphase
Prophase I
Cervix
Meristem Cells
11. (In Prophase I) process where homologous chromosomes (chromosomes that code for the same traits - one inherited form each parent) come together and intertwine
Menstrual Cycle
Male Urethra
Cellular Division (Unicellular Organisms)
Synapsis
12. 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
Rhizomes
Hermaphrodites
Oogenesis
Artificial Vegetative Propagation
13. As in mitosis - the parent cell's chromosomes are replicated in the 2N number of sister chromatids
Interphase (Meiosis)
Gametes
Spermatids
Testosterone
14. Triggered by acrosomal reaction causing calcium ions to be released into the cytoplasm
Polar Body
epicotyl
Cortical Reaction
Menstrual Cycle
15. The process by which gametes are produced -involves two divisions of primary sex cells resulting in four haploid cells called gametes
Meiosis
External Fertilization
Cytokinesis (Interphase)
Spermatogenesis
16. Found in the abdominal cavity - below the digestive system -consist of thousands of follicles
Fertilization
Plant vs. Animal cells
Ovaries
Sporophyte Generation
17. Homologous pairs (tetrads) align at the equatorial plane - and each pair attaches to a separate spindle fiber by its kinetochore
Cambium
Acrosome
Tubers
Metaphase I
18. AKA lateral meristem -located between the xylem and phloem
Cambium
Cell Plate
Flower
Spore Formation
19. Sperm production -occurs in the seminiferous tubules
Spermatogenesis
Monozygotic (identical) Twins
Cell Plate
Sporophyte
20. Central region where - after replication - the chromosomes consist of two identical sister chromatids held together in interphase
Runners
Centromere
Karyokinesis
Prophase I
21. 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
Cervix
Head of Sperm
Testes
Internal Fertilization
22. Centriole pairs are now at opposite poles of the cell
Asexual Reproduction in Plants
Vegetative Propagation
Metaphase (Interphase)
Budding
23. Undifferentiated tissues in plants
epicotyl
Budding
Meristems
Tetrad
24. When a diploid sporophyte generation produces ahaploid (monoploid) spore by meiosis - spores divide by mitosis to produce the haploid - or gametophyte - generation
Mature Ovum
Cell Division
Mitosis
Sporophyte Generation
25. Lower - narrow end of the uterus -connects with the vaginal canal
Gametes
Cervix
Immature ovum
Secondary Oocyte
26. Pass from the testes through the vas deferens to the ejaculatory duct and then to the urethra
Follicular phase
Rhizomes
Sperm Travels...
Cambium
27. Plants exhibit alternation of generation in which a diploid generation is succeeded by a haploid generation -diploid saprophyte generation produces haploid spores - which develop into the haploid saprophyte generation
Spore Formation
Mature Ovum
Sexual Reproduction in Angiosperms
Four Parts of Interphase
28. AKA stolon -woody - underground stems -can develop new upright stems
Budding
Rhizomes
Fertilization
Vegetative Propagation
29. Eggs
Cell Plate
Oocytes
Zona Pellucida
Mature Ovum
30. 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 -
Sporophyte Generation
Plant vs. Animal cells
Corona Radiata
Cytokinesis
31. Daughter cells of unequal size produced from one primary oocyte per month completes meiosis I -expelled from the follicle during ovulation
Secondary Oocyte
Cell Plate
Uterus
Flagellum
32. A means of reproduction
Vegetative Propagation
Cellular Division (Unicellular Organisms)
Spermatozoa
Crossing Over
33. Split to form several bulbs
Menstrual Cycle
Bulbs
Apical Meristem
Asexual Reproduction
34. 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)
Polar Body
Gametophyte Generation
Tetrad
35. Specialized sex cells
Synapsis
Gametes
Ovaries
Primary Oocytes
36. The male organ of the flower and consists of a thin - stalk-like filament
Dicots
Cytokinesis (Interphase)
Cellular Division (Unicellular Organisms)
Stamen
37. Stems running above and along the gorund - extending form the main stem -can produce new roots and upright stems
Testes
Runners
Flagellum
Spermatogonia
38. Part of embryo that develops from the outer covering of the ovule
Karyokinesis
Seed Coat
Prophase (Interphase)
Menstruation
39. 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
Monozygotic (identical) Twins
Plant vs. Animal cells
Gonads
Anaphase (Interphase)
40. 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
Corona Radiata
Telophase I
Mitosis
Corona Radiata
41. Chromatin condenses into chromosomes - the spindle apparatus forms - and the nucleoli and nuclear membrane disappear
Prophase I
External Fertilization
Fertilization/Conjugation
Follicular phase
42. 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
Fertilization membrane
Cortical Reaction
Spore Formation
Cotyledons
43. Flowering plants consisting of a few cells that exist for a very short time
Cotyledons
Angiosperms
Luteal Phase
Sporophyte Generation
44. 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
Meiosis
Primary Oocytes
hCG (human Chorionic Gonadotrophin)
Fission
45. Consists almost entirely of the nucleus - which contains the paternal genome
Cellular Division (Unicellular Organisms)
Filament
Head of Sperm
Mature sperm
46. Result when a single zygote splits into two embryos
Follicular phase
epicotyl
Monozygotic (identical) Twins
Centromere
47. Four haploid cells produced from the second meiotic division after secondary spermatocytes
Disjunction
Spermatids
Testes
Telophase (Interphase)
48. Have both functional male and female gonads
Spermatozoa
Menstruation
Hermaphrodites
Chromatin
49. Ex: estrogens and progesterone -synthesized by ovaries
Menstrual Cycle
Telophase I
Rhizomes
Female Sex Hormones
50. AKA sperm production -occurs in the seminiferous tubules
Spermatogenesis
Testosterone
Runners
Stamen
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