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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. Large cell containing most of the cytoplasm - RNA - organelles - and nutrients needed by a developing embryo
Mature Ovum
Immature ovum
Luteal Phase
Gametophyte Generation
2. Regrowth of a lost or injured body part
Anaphase I
Hermaphrodites
Regeneration
Gametes
3. Thin and stalk like with a terminal sac called the anther
Sexual Reproductive Mechanisms
Filament
Four Parts of Interphase
Telophase I
4. Part of embryo that is the precursor of the upper stem and leaves
epicotyl
External Fertilization
Sexual Reproduction in Animals
Gametes
5. 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
Internal Fertilization
Partenogenesis
Interphase
Sporophyte
6. Haploid gametophyte gneration produces gametes by mitosis -gametophytes reproduce sexually - whereas the sporophyte gneration reproduces asexually
Polar Body
Gametophyte Generation
Head of Sperm
Vegetative Propagation
7. Begins with the cessation of the menstrual flow from the previous cycle -FSH (Follicle Stimulating Hormone) from the anterior pituitary promotes the development of the follicle - which grows and begins secreting estrogen
Rhizomes
Follicular phase
Metaphase I
Prophase (Interphase)
8. (In Prophase I) process where homologous chromosomes (chromosomes that code for the same traits - one inherited form each parent) come together and intertwine
Synapsis
Rhizomes
Fertilization/Conjugation
Angiosperms
9. 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
Oogenesis
Interphase
Four Parts of Interphase
Telophase (Interphase)
10. 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
Secondary Oocyte
Secondary Spermatocytes
Crossing Over
Artificial Vegetative Propagation
11. The site of sperm deposition during intercourse and is also the passageway through which a baby is expelled during childbirth
Testes
Anaphase (Interphase)
Vaginal Canal
Immature ovum
12. Production of functional sex cells by adult organisms -fertilization forms a zygote -development of the zygote into another adult - completing the cycle
Tubers
Mitosis
Spores
Sexual Reproduction Requires
13. Specialized cells with hard coverings that prevent loss of water
Partenogenesis
Fertilization/Conjugation
Spores
Metaphase I
14. Result when two ova are released in one ovarian cycle and are fertilized by two different sperm
Fertilization
Dizygotic (Fraternal) Twins
Hermaphrodites
Four Parts of Interphase
15. Produces monoploid spores that develop into pollen grains
Anther
Metaphase I
Gametophyte Generation
Uterus
16. The process by which gametes are produced -involves two divisions of primary sex cells resulting in four haploid cells called gametes
Meiosis
Polar Body
Spermatozoa
External Fertilization
17. The process by which a cell doubles its organelles and cytoplasm - replicates its DNA - and then divides into two
Ovum
Artificial Vegetative Propagation
Uterus
Cell Division
18. Result when a single zygote splits into two embryos
Fertilization
Ovum
Cotyledons
Monozygotic (identical) Twins
19. Outer layer of oocyte cell membrane
Corona Radiata
Seed Coat
Fission
Rhizomes
20. (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
Artificial Vegetative Propagation
Angiosperms
Meisosis vs. Mitosis
Crossing Over
21. Egg
Male Urethra
Bulbs
Angiosperms
Ovum
22. Some species of plants have flowers that contain only stamens and other flowers that contain only pistils
Interphase (Meiosis)
Sexual Reproduction in Angiosperms
Monozygotic (identical) Twins
Meristems
23. 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
Sperm Travels...
Karyokinesis
Mitosis
Artificial Vegetative Propagation
24. Cell division that follows karyokinesis
Crossing Over
Male Urethra
Cytokinesis
Menses
25. Immature ova -all that a female will produce during her lifetime are already in her ovaries at birth
External Fertilization
Menstrual Cycle
Primary Oocytes
Oocyte Cell Membrane
26. Diploid cells of spermatogonia
Chromatin
Primary Spermatocytes
Dizygotic (Fraternal) Twins
Meristems
27. 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
Vegetative Propagation
Ferns
Cytokinesis (Interphase)
Flagellum
28. Similar to mitosis in that a cell duplicates its chromosomes before undergoing the process -whereas mitosis preserves the diploid number of the cell - meiosis produces the haploid (1N) number - having the number of chromosomes
Meisosis vs. Mitosis
Cytokinesis
Bulbs
Oogenesis
29. Uncoiled DNA
Cortical Reaction
Spermatogonia
Chromatin
Interphase
30. 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
Dicots
Seed Coat
Progesterone
Testes
31. Two haploid cells yielded from meiotic division of primary spermatocytes
Mitosis
Acrosomal Process
Spores
Secondary Spermatocytes
32. 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
Internal Fertilization
Corona Radiata
Follicle
Menses
33. The production of female gametes - occurs in the ovaries
Spermatogenesis
Oogenesis
Spermatids
Vaginal Canal
34. 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 -
Uterus
Sporophyte
Asexual Reproduction
Gametophyte Generation
35. 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 -
Mature Ovum
Stamen
Plant vs. Animal cells
Cell Plate
36. The embryonic undifferentiated cells that growth in higher plants are restricted to -undergo active cell reproduction
Monocots
Gonads
Spermatogenesis
Meristem Cells
37. Differs from asexual reproduction in that there are two parents involved and the end result is a geneticaly unique offspring -fusion of two gametes
Sexual Reproductive Mechanisms
Follicle
Interphase (Meiosis)
Menses
38. 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
Prophase (Interphase)
Follicle
Corona Radiata
Telophase (Interphase)
39. Releases spores form the undersides of its leaves that develop into small heart-shaped gametophytes
Embryo
Sporophyte
Partenogenesis
Primary Oocytes
40. As in mitosis - the parent cell's chromosomes are replicated in the 2N number of sister chromatids
Telophase I
oviduct
Acrosome
Interphase (Meiosis)
41. Located on scrotum -site for testosterone
Mature sperm
Bulbs
Corona Radiata
Testes
42. When a diploid sporophyte generation produces ahaploid (monoploid) spore by meiosis - spores divide by mitosis to produce the haploid - or gametophyte - generation
Sporophyte Generation
Ferns
Metaphase (Interphase)
Male Urethra
43. Part of embryo that develops from the outer covering of the ovule
Seed Coat
Spermatogonia
Testes
Spermatogenesis
44. Consists almost entirely of the nucleus - which contains the paternal genome
Uterus
Head of Sperm
Single Mature Egg
Tetrad
45. Found in the tips of roots and stems where growth in length occurs
Sporophyte Generation
Follicle
Apical Meristem
Mosses
46. Muscular chamber which is the site of fetal development
Spermatogenesis
Secondary Spermatocytes
Four Parts of Interphase
Uterus
47. Sperm production -occurs in the seminiferous tubules
Spermatogenesis
Plant vs. Animal cells
Sexual Reproductive Mechanisms
Endosperm
48. 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
Sporophyte Generation
Spore Formation
Estrogens
Cell Division
49. Menstrual flow
Stamen
Estrogens
Interphase (Meiosis)
Menses
50. Male gonads - produce sperm in the tightly coiled seminiferous tubules
Corona Radiata
Secondary Oocyte
Testes
Metaphase (Interphase)
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