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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. Inner layer of oocyte cell membrane
Gametes
Sexual Reproductive Mechanisms
Ferns
Zona Pellucida
2. 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
Primary Oocytes
Primary Spermatocytes
Stamen
3. Nuclear division and followed by cell division
Four Parts of Interphase
Fertilization
Oocytes
Karyokinesis
4. 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
Oocyte Cell Membrane
Sexual Reproductive Mechanisms
Estrogens
Cambium
5. Underground stems with bubs - like the eyes of potatoes - that can develop into adult plants
Endosperm
Tubers
Spermatogenesis
Centromere
6. 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
Prophase I
Fertilization membrane
Telophase (Interphase)
Metaphase Plate (Interphase)
7. The site of sperm deposition during intercourse and is also the passageway through which a baby is expelled during childbirth
Anaphase I
Prophase I
Fertilization/Conjugation
Vaginal Canal
8. 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
Stamen
Sporophyte
Partenogenesis
hCG (human Chorionic Gonadotrophin)
9. Nuclear membrane forms around each new nucleus -at this point - each chromosome still consists of sister chromatids joined at the centromere
Ovaries
Testosterone
Telophase I
Spermatids
10. AKA ovanan or fallopian tube -opens into the upper end of the uterus
Testes
oviduct
Cellular Division (Multicellular Organisms)
External Fertilization
11. Diploid cells of spermatogonia
Interphase (Meiosis)
Primary Spermatocytes
Natural Vegatative Propagation
Dizygotic (Fraternal) Twins
12. Part of embryo that develops into the lower and root
Hypocotyl
Anaphase I
Acrosomal Process
Cytokinesis
13. Released from the ovary into the abdominal cavity and drawn into the nearby oviduct
Prophase (Interphase)
Telophase I
Ovaries
Immature ovum
14. Uncoiled DNA
Sexual Reproduction Requires
Chromatin
Monozygotic (identical) Twins
Fertilization/Conjugation
15. Muscular chamber which is the site of fetal development
Gonads
Uterus
Embryo
Sporophyte Generation
16. As in mitosis - the parent cell's chromosomes are replicated in the 2N number of sister chromatids
Spermatogenesis
Filament
Cellular Division (Unicellular Organisms)
Interphase (Meiosis)
17. Found in the tips of roots and stems where growth in length occurs
Meristems
Apical Meristem
Spermatozoa
Metaphase I
18. Secretes estrogen and progesterone
Corpus Luteum
Anaphase I
Disjunction
Stamen
19. 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
Ovaries
Corona Radiata
Cytokinesis (Interphase)
Ovulation
20. Undergoes disjunction
Cell Division
Anaphase I
Cellular Division (Multicellular Organisms)
Corona Radiata
21. 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
Artificial Vegetative Propagation
Interphase
Runners
Apical Meristem
22. Have two cotyledons that absorb the endosperm
Zona Pellucida
Dicots
Runners
Corona Radiata
23. 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
Testosterone
Fertilization membrane
Asexual Reproduction
24. The embryonic undifferentiated cells that growth in higher plants are restricted to -undergo active cell reproduction
Mosses
Male Urethra
Meristem Cells
Acrosomal Process
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
Embryo
Internal Fertilization
Cellular Division (Unicellular Organisms)
Spore Formation
26. 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
Interphase (Meiosis)
Anther
Fertilization membrane
Four Parts of Interphase
27. Triggered by acrosomal reaction causing calcium ions to be released into the cytoplasm
Meristems
Gametophyte Generation
Regeneration
Cortical Reaction
28. Specialized cells with hard coverings that prevent loss of water
Interphase
Gonads
Monozygotic (identical) Twins
Spores
29. 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
Male Urethra
Oogenesis
Corona Radiata
Telophase (Interphase)
30. Mass of cells formed when the zygote divides
Embryo
Mosses
Menstruation
Immature ovum
31. Cell division that follows karyokinesis
Regeneration
Sporophyte Generation
Angiosperms
Cytokinesis
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
Acrosomal Process
Tetrad
Chromatin
Internal Fertilization
33. Split to form several bulbs
Crossing Over
Meristems
Bulbs
Corona Radiata
34. Large cell containing most of the cytoplasm - RNA - organelles - and nutrients needed by a developing embryo
Mature Ovum
hCG (human Chorionic Gonadotrophin)
Telophase (Interphase)
Regeneration
35. Have both functional male and female gonads
Cellular Division (Unicellular Organisms)
Hermaphrodites
First Meiotic Division
Gametophyte Generation
36. The production of female gametes - occurs in the ovaries
Runners
Meisosis vs. Mitosis
Endosperm
Oogenesis
37. Eggs
hCG (human Chorionic Gonadotrophin)
Monozygotic (identical) Twins
Spermatogonia
Oocytes
38. Part of embryo that develops from the outer covering of the ovule
Sexual Reproduction in Animals
Internal Fertilization
epicotyl
Seed Coat
39. Releases spores form the undersides of its leaves that develop into small heart-shaped gametophytes
Sporophyte
Anther
Chromatin
Fertilization/Conjugation
40. Lower - narrow end of the uterus -connects with the vaginal canal
Cervix
Ovum
Acrosomal Process
Sexual Reproductive Mechanisms
41. Egg
Stamen
Ovum
Spermatids
Male Urethra
42. Immature ova -all that a female will produce during her lifetime are already in her ovaries at birth
Prophase I
Sexual Reproduction in Angiosperms
Primary Oocytes
Menstrual Cycle
43. Menstrual flow
Fertilization
Oocyte Cell Membrane
Menses
Runners
44. Expanding partition that grows outward from the interior of the cell until it reaches the cell membrane
Hermaphrodites
Menstruation
Natural Vegatative Propagation
Cell Plate
45. Sporophyte generation is the dominant - familiar form
Rhizomes
Metaphase (Interphase)
Mature Ovum
Ferns
46. Regrowth of a lost or injured body part
Dicots
Menstruation
Regeneration
Asexual Reproduction
47. Fibers of the spindle apparatus attach to each chromatid at the centromere to align the chromosomes at the center of the cell (equator)
Monozygotic (identical) Twins
Karyokinesis
Zona Pellucida
Metaphase Plate (Interphase)
48. Four haploid cells produced from the second meiotic division after secondary spermatocytes
Menstrual Cycle
hCG (human Chorionic Gonadotrophin)
Spermatids
Cytokinesis (Interphase)
49. 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
Crossing Over
Head of Sperm
Cortical Reaction
Mitosis
50. Consists almost entirely of the nucleus - which contains the paternal genome
Mitosis
Cell Division
Anaphase I
Head of Sperm