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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. 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
Estrogens
Artificial Vegetative Propagation
Fertilization
First Meiotic Division
2. Common passageway for both the reproductive and exretory systems
Male Urethra
Metaphase I
Mature sperm
Dicots
3. AKA stolon -woody - underground stems -can develop new upright stems
Acrosome
Rhizomes
Metaphase (Interphase)
Fission
4. The production of female gametes - occurs in the ovaries
Apical Meristem
Cervix
Prophase I
Oogenesis
5. Located on scrotum -site for testosterone
Testes
oviduct
Seed Coat
Artificial Vegetative Propagation
6. Stems running above and along the gorund - extending form the main stem -can produce new roots and upright stems
Endosperm
Runners
Cellular Division (Multicellular Organisms)
Acrosomal Process
7. As in mitosis - the parent cell's chromosomes are replicated in the 2N number of sister chromatids
Dizygotic (Fraternal) Twins
Monozygotic (identical) Twins
Interphase (Meiosis)
Vaginal Canal
8. 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 -
Gametophyte Generation
Spores
Immature ovum
Asexual Reproduction
9. Nuclear membrane forms around each new nucleus -at this point - each chromosome still consists of sister chromatids joined at the centromere
Vegetative Propagation
Vaginal Canal
Telophase I
Prophase (Interphase)
10. AKA sperm production -occurs in the seminiferous tubules
Menstruation
Spermatogenesis
Meisosis vs. Mitosis
Asexual Reproduction in Plants
11. 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
Meristem Cells
oviduct
Spore Formation
Second Meiotic Division
12. Uncoiled DNA
Cytokinesis
Chromatin
Crossing Over
Plant vs. Animal cells
13. Produces monoploid spores that develop into pollen grains
Anther
Flagellum
Metaphase I
Gametes
14. Lower - narrow end of the uterus -connects with the vaginal canal
Oogenesis
Cervix
Monocots
Spores
15. Menstrual flow
Follicular phase
Menses
Oogenesis
Endosperm
16. 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
Dizygotic (Fraternal) Twins
Angiosperms
Prophase (Interphase)
Meisosis vs. Mitosis
17. Found in the tips of roots and stems where growth in length occurs
Apical Meristem
Filament
Mosses
Meisosis vs. Mitosis
18. 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
Seed Coat
Secondary Oocyte
Vegetative Propagation
Meristem Cells
19. Ex: estrogens and progesterone -synthesized by ovaries
Female Sex Hormones
Cellular Division (Multicellular Organisms)
Sexual Reproduction Requires
Head of Sperm
20. Two haploid cells yielded from meiotic division of primary spermatocytes
External Fertilization
Scrotum
Metaphase (Interphase)
Secondary Spermatocytes
21. 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
hCG (human Chorionic Gonadotrophin)
Prophase (Interphase)
Plant vs. Animal cells
Asexual Reproduction in Plants
22. AKA ovanan or fallopian tube -opens into the upper end of the uterus
Luteal Phase
Interphase
oviduct
Female Sex Hormones
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
Cellular Division (Multicellular Organisms)
Interphase
Asexual Reproduction
Sexual Reproductive Mechanisms
24. 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
Acrosome
Meisosis vs. Mitosis
Sexual Reproduction in Angiosperms
Sexual Reproductive Mechanisms
25. Specialized sex cells
Testes
Flagellum
Fertilization
Gametes
26. 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
Head of Sperm
Cytokinesis (Interphase)
Telophase I
Immature ovum
27. Specialized organs where gametes are produced
Rhizomes
Menstrual Cycle
Gonads
Corpus Luteum
28. Part of embryo that develops from the outer covering of the ovule
Ovum
Metaphase Plate (Interphase)
Male Urethra
Seed Coat
29. 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
Cellular Division (Multicellular Organisms)
Rhizomes
Second Meiotic Division
Estrogens
30. (In Prophase I) each chromosome consists of two sister chromatids - each synaptic pair of homologous chromosomes containing four chromatids
Corona Radiata
Tetrad
Gonads
Prophase I
31. Tail of sperm -propels the sperm - whereas mitochondria in the neck and body provide energy the locomotion
Flagellum
Menstruation
Secondary Spermatocytes
Mosses
32. External pouch that maintains the testes' temperature at 2C-4C lower than body tmperature - a condition essential for sperm survival
Cellular Division (Unicellular Organisms)
Scrotum
Karyokinesis
Primary Oocytes
33. Regrowth of a lost or injured body part
Regeneration
Vaginal Canal
Spore Formation
Oocyte Cell Membrane
34. (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
Crossing Over
Metaphase (Interphase)
Meiosis
Fertilization membrane
35. A means of reproduction
Karyokinesis
Cellular Division (Unicellular Organisms)
Gonads
Regeneration
36. Regulates secondary male sex characteristics including facial and pubic hair and voice changes
Hypocotyl
Anaphase I
Apical Meristem
Testosterone
37. Chromatin condenses into chromosomes - the spindle apparatus forms - and the nucleoli and nuclear membrane disappear
Meristems
Dicots
Prophase I
Ferns
38. Bulbs - tubers - runners - rhizomes
Natural Vegatative Propagation
Meisosis vs. Mitosis
Secondary Oocyte
Tubers
39. The process by which a cell doubles its organelles and cytoplasm - replicates its DNA - and then divides into two
Monocots
Cell Division
Meisosis vs. Mitosis
Filament
40. Released from the ovary into the abdominal cavity and drawn into the nearby oviduct
Cellular Division (Multicellular Organisms)
Gametes
Immature ovum
Menstrual Cycle
41. Method of growth - development - and replacement of worn-out cells
Disjunction
Sexual Reproductive Mechanisms
Cellular Division (Multicellular Organisms)
Corona Radiata
42. Have two cotyledons that absorb the endosperm
Internal Fertilization
External Fertilization
Stamen
Dicots
43. Flowering plants consisting of a few cells that exist for a very short time
Gametes
Vaginal Canal
Asexual Reproduction
Angiosperms
44. 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
Follicular phase
Head of Sperm
Crossing Over
Dicots
45. AKA lateral meristem -located between the xylem and phloem
Stamen
Ovum
Gametes
Cambium
46. The production of female gametes -occurs in the ovarian follicles
Cellular Division (Unicellular Organisms)
Seed Coat
Oogenesis
Chromatin
47. Some species of plants have flowers that contain only stamens and other flowers that contain only pistils
Corona Radiata
Follicle
Ovaries
Sexual Reproduction in Angiosperms
48. Consists almost entirely of the nucleus - which contains the paternal genome
Menstruation
Mosses
Head of Sperm
Anther
49. 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
Synapsis
Urethra
Fission
Flagellum
50. Releases spores form the undersides of its leaves that develop into small heart-shaped gametophytes
Sporophyte
Metaphase I
Oocyte Cell Membrane
Spermatozoa