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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. Produced when each meiotic division -rapidly degenerate
Polar Body
Spore Formation
Tetrad
Dizygotic (Fraternal) Twins
2. AKA sperm production -occurs in the seminiferous tubules
Fertilization
Rhizomes
Spermatogenesis
Mitosis
3. Contains elongated cell with head - tail - neck - and body
Oogenesis
Mature sperm
Dizygotic (Fraternal) Twins
Male Urethra
4. Specialized cells with hard coverings that prevent loss of water
Cambium
Anaphase (Interphase)
Spores
Corona Radiata
5. 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
Mature sperm
Oocytes
Acrosomal Process
Female Sex Hormones
6. Central region where - after replication - the chromosomes consist of two identical sister chromatids held together in interphase
Cortical Reaction
Centromere
Four Parts of Interphase
Telophase I
7. Outer layer of oocyte cell membrane
Corona Radiata
Synapsis
Primary Spermatocytes
Sexual Reproduction in Angiosperms
8. Comlex process involving the formation and fertilization of gametes and regulation of these processes by bot parents
Mature sperm
Ferns
Vaginal Canal
Sexual Reproduction in Animals
9. The site of sperm deposition during intercourse and is also the passageway through which a baby is expelled during childbirth
Runners
Regeneration
Vaginal Canal
Sperm Travels...
10. Mass of cells formed when the zygote divides
Spore Formation
Mature sperm
Embryo
Interphase
11. AKA lateral meristem -located between the xylem and phloem
Female Sex Hormones
Stamen
Centromere
Cambium
12. 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
Fission
Sexual Reproduction in Angiosperms
Internal Fertilization
Seed Coat
13. Part of embryo that is the precursor of the upper stem and leaves
Telophase I
Oogenesis
Interphase (Meiosis)
epicotyl
14. Spore formation - vegetative propagation - and Artificial Vegetative Propagation
Spores
Head of Sperm
Internal Fertilization
Asexual Reproduction in Plants
15. 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
epicotyl
Telophase (Interphase)
Corona Radiata
Meristem Cells
16. Eggs
Oocytes
Metaphase (Interphase)
Karyokinesis
Testosterone
17. Surrounded by two layers of cells
Mature sperm
Four Parts of Interphase
Gametophyte Generation
Oocyte Cell Membrane
18. Specialized organs where gametes are produced
Cervix
Spermatogenesis
Gonads
Testes
19. Found in the abdominal cavity - below the digestive system -consist of thousands of follicles
Ovaries
Fertilization membrane
Cellular Division (Multicellular Organisms)
Fission
20. The male organ of the flower and consists of a thin - stalk-like filament
Endosperm
Stamen
Testes
Cell Plate
21. (In Anaphase I) homologous pairs separate and are pulled to opposite poles of the cell -accounts for a fundamental Mendelian Law -each chromosome of paternal origin separates (or disjoins) from its homologue of maternal origin - and either chromosome
Ovaries
Endosperm
Disjunction
Ovum
22. 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
Progesterone
Tubers
Ovaries
Oocyte Cell Membrane
23. 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
Interphase
Asexual Reproduction in Plants
Sexual Reproduction in Animals
Stamen
24. Specialized sex cells
Gametes
Spermatogenesis
Artificial Vegetative Propagation
Zona Pellucida
25. (In Prophase I) each chromosome consists of two sister chromatids - each synaptic pair of homologous chromosomes containing four chromatids
Four Parts of Interphase
Tetrad
Runners
Monocots
26. 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
Prophase (Interphase)
Sperm Travels...
Spermatozoa
Internal Fertilization
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
Metaphase I
Four Parts of Interphase
Sporophyte Generation
Ferns
28. Passes through the penis and opens to the outside at its tip
Urethra
Tubers
Asexual Reproduction in Plants
Sporophyte
29. Pass from the testes through the vas deferens to the ejaculatory duct and then to the urethra
Sperm Travels...
Spermatogenesis
Acrosomal Process
Oocyte Cell Membrane
30. The embryonic undifferentiated cells that growth in higher plants are restricted to -undergo active cell reproduction
Single Mature Egg
Second Meiotic Division
Telophase (Interphase)
Meristem Cells
31. Part of embry that are seed leaves
Cotyledons
Regeneration
Meisosis vs. Mitosis
Metaphase I
32. Diploid cells of spermatogonia
Female Sex Hormones
Secondary Oocyte
Primary Spermatocytes
Sexual Reproduction Requires
33. The process by which a cell doubles its organelles and cytoplasm - replicates its DNA - and then divides into two
Metaphase I
Cell Division
Secondary Spermatocytes
Oogenesis
34. Female gonads that produce oocytes
Regeneration
Ovaries
Zona Pellucida
Interphase (Meiosis)
35. 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
Cellular Division (Multicellular Organisms)
oviduct
Fission
Fertilization membrane
36. Daughter cells of unequal size produced from one primary oocyte per month completes meiosis I -expelled from the follicle during ovulation
Interphase (Meiosis)
Corpus Luteum
Secondary Oocyte
Sexual Reproductive Mechanisms
37. As in mitosis - the parent cell's chromosomes are replicated in the 2N number of sister chromatids
Acrosomal Process
Meisosis vs. Mitosis
Interphase (Meiosis)
Second Meiotic Division
38. The production of female gametes -occurs in the ovarian follicles
Primary Oocytes
Four Parts of Interphase
Oogenesis
Apical Meristem
39. When a diploid sporophyte generation produces ahaploid (monoploid) spore by meiosis - spores divide by mitosis to produce the haploid - or gametophyte - generation
Metaphase Plate (Interphase)
Zona Pellucida
Sporophyte Generation
Fertilization/Conjugation
40. Expanding partition that grows outward from the interior of the cell until it reaches the cell membrane
Progesterone
Anaphase I
Testes
Cell Plate
41. Haploid gametophyte gneration produces gametes by mitosis -gametophytes reproduce sexually - whereas the sporophyte gneration reproduces asexually
Meisosis vs. Mitosis
Vaginal Canal
Gametophyte Generation
Interphase
42. Centriole pairs are now at opposite poles of the cell
Cotyledons
Oocytes
Runners
Metaphase (Interphase)
43. Common passageway for both the reproductive and exretory systems
Chromatin
Sporophyte Generation
Male Urethra
Cotyledons
44. Male gonads - produce sperm in the tightly coiled seminiferous tubules
Testes
Cortical Reaction
Sexual Reproduction Requires
Dicots
45. Produces two intermediate daughter cells with N chromosomes with sister chromatids
Fertilization
First Meiotic Division
Secondary Oocyte
Rhizomes
46. Differs from asexual reproduction in that there are two parents involved and the end result is a geneticaly unique offspring -fusion of two gametes
Partenogenesis
Sexual Reproductive Mechanisms
Cellular Division (Multicellular Organisms)
Bulbs
47. Flowering plants consisting of a few cells that exist for a very short time
Spermatids
Meisosis vs. Mitosis
Angiosperms
Prophase (Interphase)
48. 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
Ovaries
Menses
Hypocotyl
Estrogens
49. The production of female gametes - occurs in the ovaries
Dizygotic (Fraternal) Twins
Oogenesis
Menses
Testes
50. Method of growth - development - and replacement of worn-out cells
Cellular Division (Multicellular Organisms)
Fertilization
Mature sperm
Second Meiotic Division