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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
Male Urethra
Metaphase I
Bulbs
Monocots
2. Production of offspring without fertilization -form new organisms by a single parent cell -offspring are genetic carbon copies of their parent cells -genetically identical to the parent cells (except mutations) -ex: fission - budding - regeneration -
Flagellum
Luteal Phase
Centromere
Asexual Reproduction
3. Regulates secondary male sex characteristics including facial and pubic hair and voice changes
Chromatin
Partenogenesis
Secondary Spermatocytes
Testosterone
4. When a diploid sporophyte generation produces ahaploid (monoploid) spore by meiosis - spores divide by mitosis to produce the haploid - or gametophyte - generation
Female Sex Hormones
Sporophyte Generation
Sporophyte
Mosses
5. 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
Cortical Reaction
Oocyte Cell Membrane
Apical Meristem
Acrosome
6. AKA sperm production -occurs in the seminiferous tubules
Interphase
Spermatogenesis
Vegetative Propagation
Corpus Luteum
7. Surrounded by two layers of cells
Uterus
Metaphase Plate (Interphase)
Anther
Oocyte Cell Membrane
8. Split to form several bulbs
Regeneration
Spermatogenesis
Bulbs
Menses
9. Bulbs - tubers - runners - rhizomes
Natural Vegatative Propagation
First Meiotic Division
Ovulation
Menstrual Cycle
10. Multilayered sac of cells that contains - nourishes - and protects an immature ovum -produce estrogen
epicotyl
Follicle
Tubers
Head of Sperm
11. 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
Metaphase (Interphase)
Corona Radiata
Cotyledons
12. Muscular chamber which is the site of fetal development
Meisosis vs. Mitosis
Cortical Reaction
Spermatozoa
Uterus
13. 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
Sporophyte
Seed Coat
Acrosomal Process
Karyokinesis
14. 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
Telophase I
Dicots
Cellular Division (Unicellular Organisms)
Vegetative Propagation
15. Method of growth - development - and replacement of worn-out cells
Cellular Division (Multicellular Organisms)
Fission
Spermatogonia
Cervix
16. Underground stems with bubs - like the eyes of potatoes - that can develop into adult plants
Tubers
Bulbs
Metaphase I
Anaphase (Interphase)
17. 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
Spermatozoa
Interphase
Meristem Cells
Partenogenesis
18. Fibers of the spindle apparatus attach to each chromatid at the centromere to align the chromosomes at the center of the cell (equator)
hCG (human Chorionic Gonadotrophin)
Metaphase Plate (Interphase)
epicotyl
Asexual Reproduction in Plants
19. Produces two intermediate daughter cells with N chromosomes with sister chromatids
Follicle
Tetrad
First Meiotic Division
Spermatogonia
20. Cell division that follows karyokinesis
Menses
Cytokinesis
Corona Radiata
Gonads
21. Pass from the testes through the vas deferens to the ejaculatory duct and then to the urethra
Seed Coat
Sperm Travels...
Metaphase Plate (Interphase)
Spore Formation
22. 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
Cellular Division (Multicellular Organisms)
Budding
Prophase (Interphase)
Meisosis vs. Mitosis
23. Two haploid cells yielded from meiotic division of primary spermatocytes
Sporophyte Generation
Ovaries
Anaphase I
Secondary Spermatocytes
24. 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
Sexual Reproductive Mechanisms
Fission
Sexual Reproduction Requires
Ovaries
25. 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
Mitosis
Testes
Cervix
26. Result when two ova are released in one ovarian cycle and are fertilized by two different sperm
External Fertilization
Gametes
Ferns
Dizygotic (Fraternal) Twins
27. 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
Four Parts of Interphase
Plant vs. Animal cells
Primary Oocytes
Karyokinesis
28. Have one cotyledon
Natural Vegatative Propagation
Luteal Phase
Cellular Division (Multicellular Organisms)
Monocots
29. Reproductive structure of angiosperms
Flower
Dizygotic (Fraternal) Twins
Prophase (Interphase)
Tetrad
30. Mass of cells formed when the zygote divides
Polar Body
epicotyl
Anaphase I
Embryo
31. Chromatin condenses into chromosomes - the spindle apparatus forms - and the nucleoli and nuclear membrane disappear
Internal Fertilization
Prophase I
Metaphase Plate (Interphase)
Synapsis
32. Diploid cells of spermatogonia
Primary Spermatocytes
Oocytes
Centromere
Female Sex Hormones
33. As in mitosis - the parent cell's chromosomes are replicated in the 2N number of sister chromatids
Filament
Cytokinesis
Spermatozoa
Interphase (Meiosis)
34. 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
Spore Formation
Synapsis
Prophase (Interphase)
Anaphase I
35. Produced when one diploid primary female sex cell undergoes meiosis in the ovaries
Single Mature Egg
Flagellum
Acrosomal Process
Interphase
36. The production of female gametes -occurs in the ovarian follicles
Gonads
Mature Ovum
Head of Sperm
Oogenesis
37. Uncoiled DNA
Chromatin
Cytokinesis (Interphase)
Spermatids
External Fertilization
38. Ex: estrogens and progesterone -synthesized by ovaries
Spermatogenesis
Female Sex Hormones
Cotyledons
Corona Radiata
39. Passes through the penis and opens to the outside at its tip
Single Mature Egg
Urethra
Plant vs. Animal cells
Dizygotic (Fraternal) Twins
40. Produces monoploid spores that develop into pollen grains
Anaphase I
Crossing Over
Anther
Menstrual Cycle
41. Contains elongated cell with head - tail - neck - and body
epicotyl
Mature sperm
Spermatozoa
Fission
42. Diploid cells that undergo meiosis to produce four haploid sperm of equal size
Anther
Spermatogonia
Partenogenesis
Metaphase I
43. 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
Ovaries
Fertilization/Conjugation
Artificial Vegetative Propagation
Angiosperms
44. Union of gametes
Ovum
Scrotum
Fertilization/Conjugation
Interphase (Meiosis)
45. The production of female gametes - occurs in the ovaries
Oogenesis
Cotyledons
Angiosperms
Luteal Phase
46. Part of embryo that is the precursor of the upper stem and leaves
Meristem Cells
epicotyl
Monocots
Urethra
47. After ovulation - LH induces the ruptured follicle to develop into the corpus luteum
Mosses
Progesterone
Spermatids
Luteal Phase
48. Released from the ovary into the abdominal cavity and drawn into the nearby oviduct
Immature ovum
Sexual Reproductive Mechanisms
Gametes
Acrosomal Process
49. 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
Partenogenesis
Corona Radiata
Menstruation
Uterus
50. Flowering plants consisting of a few cells that exist for a very short time
Cambium
Cellular Division (Multicellular Organisms)
Angiosperms
hCG (human Chorionic Gonadotrophin)