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Test your basic knowledge |
PCAT Biology Reproduction
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Subjects
:
pcat
,
biology
Instructions:
Answer 50 questions in 15 minutes.
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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. The development of an unfertilized egg into an adult organism
Menstruation
Sexual Reproduction in Angiosperms
Partenogenesis
Internal Fertilization
2. Surrounded by two layers of cells
Luteal Phase
Oocyte Cell Membrane
Seed Coat
Natural Vegatative Propagation
3. Sperm production -occurs in the seminiferous tubules
Polar Body
Ovum
Zona Pellucida
Spermatogenesis
4. Contains elongated cell with head - tail - neck - and body
Crossing Over
Asexual Reproduction in Plants
Meiosis
Mature sperm
5. 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
Ovaries
Regeneration
Vegetative Propagation
Mitosis
6. Thin and stalk like with a terminal sac called the anther
Filament
Vaginal Canal
Male Urethra
Spore Formation
7. Located on scrotum -site for testosterone
Zona Pellucida
Spore Formation
Corona Radiata
Testes
8. 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
Cytokinesis (Interphase)
Metaphase Plate (Interphase)
Karyokinesis
Meisosis vs. Mitosis
9. 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
Corona Radiata
Fertilization
Scrotum
Fertilization/Conjugation
10. Production of functional sex cells by adult organisms -fertilization forms a zygote -development of the zygote into another adult - completing the cycle
Spermatogonia
Sexual Reproduction Requires
Primary Spermatocytes
Meristem Cells
11. 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
Ovulation
Mitosis
Mature Ovum
12. Multilayered sac of cells that contains - nourishes - and protects an immature ovum -produce estrogen
Follicle
Asexual Reproduction
Tubers
Disjunction
13. Part of embryo that develops into the lower and root
Hypocotyl
Ovum
Follicular phase
Hermaphrodites
14. Method of growth - development - and replacement of worn-out cells
Fertilization membrane
Cellular Division (Multicellular Organisms)
Disjunction
Polar Body
15. Outer layer of oocyte cell membrane
Anther
Sexual Reproduction in Angiosperms
Asexual Reproduction
Corona Radiata
16. Ex: estrogens and progesterone -synthesized by ovaries
Cell Division
Urethra
Female Sex Hormones
Sperm Travels...
17. The production of female gametes -occurs in the ovarian follicles
Mosses
Oogenesis
First Meiotic Division
Ovaries
18. Large cell containing most of the cytoplasm - RNA - organelles - and nutrients needed by a developing embryo
Mature Ovum
Prophase I
Mosses
Immature ovum
19. Differs from asexual reproduction in that there are two parents involved and the end result is a geneticaly unique offspring -fusion of two gametes
Asexual Reproduction
Testes
Sexual Reproductive Mechanisms
Zona Pellucida
20. Undifferentiated tissues in plants
Artificial Vegetative Propagation
Meristems
Ovaries
Meristem Cells
21. Homologous pairs (tetrads) align at the equatorial plane - and each pair attaches to a separate spindle fiber by its kinetochore
Metaphase I
Regeneration
Spermatogonia
Telophase (Interphase)
22. Split to form several bulbs
Ovaries
Meristem Cells
Hypocotyl
Bulbs
23. Specialized organs where gametes are produced
First Meiotic Division
Gonads
epicotyl
Apical Meristem
24. Triggered by acrosomal reaction causing calcium ions to be released into the cytoplasm
Acrosomal Process
Telophase (Interphase)
Cortical Reaction
Gametophyte Generation
25. Produced when one diploid primary female sex cell undergoes meiosis in the ovaries
Secondary Spermatocytes
Regeneration
Budding
Single Mature Egg
26. Have one cotyledon
Monocots
Budding
Oogenesis
Ferns
27. 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
Synapsis
Estrogens
Anther
Testes
28. (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
First Meiotic Division
Internal Fertilization
Sporophyte
Crossing Over
29. Mass of cells formed when the zygote divides
Ovaries
Embryo
Asexual Reproduction in Plants
Follicular phase
30. Consists almost entirely of the nucleus - which contains the paternal genome
Budding
Centromere
Head of Sperm
Uterus
31. Male gonads - produce sperm in the tightly coiled seminiferous tubules
Immature ovum
Sporophyte
Sporophyte Generation
Testes
32. Pass from the testes through the vas deferens to the ejaculatory duct and then to the urethra
Angiosperms
Ovaries
Sexual Reproduction in Angiosperms
Sperm Travels...
33. Centriole pairs are now at opposite poles of the cell
Cell Plate
Corona Radiata
Runners
Metaphase (Interphase)
34. Found in the abdominal cavity - below the digestive system -consist of thousands of follicles
Ovaries
Sexual Reproductive Mechanisms
Partenogenesis
Cotyledons
35. Tail of sperm -propels the sperm - whereas mitochondria in the neck and body provide energy the locomotion
Mosses
Centromere
Meiosis
Flagellum
36. AKA ovanan or fallopian tube -opens into the upper end of the uterus
Vegetative Propagation
Oocyte Cell Membrane
oviduct
Corpus Luteum
37. Undergoes disjunction
Cellular Division (Multicellular Organisms)
Anaphase I
Fertilization membrane
Seed Coat
38. Flowering plants consisting of a few cells that exist for a very short time
First Meiotic Division
Interphase
Mature Ovum
Angiosperms
39. Cell division that follows karyokinesis
Sexual Reproductive Mechanisms
oviduct
Cytokinesis
Monozygotic (identical) Twins
40. Muscular chamber which is the site of fetal development
Oogenesis
Uterus
Acrosomal Process
Vaginal Canal
41. Four haploid cells produced from the second meiotic division after secondary spermatocytes
Fertilization
Regeneration
Head of Sperm
Spermatids
42. (In Prophase I) each chromosome consists of two sister chromatids - each synaptic pair of homologous chromosomes containing four chromatids
Tetrad
Anaphase I
Budding
Spermatogenesis
43. Immature ova -all that a female will produce during her lifetime are already in her ovaries at birth
Spore Formation
Primary Oocytes
Karyokinesis
Plant vs. Animal cells
44. Uncoiled DNA
Immature ovum
Female Sex Hormones
Chromatin
Uterus
45. Produced when each meiotic division -rapidly degenerate
hCG (human Chorionic Gonadotrophin)
Gonads
Karyokinesis
Polar Body
46. 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
Meristem Cells
Spermatids
Cytokinesis (Interphase)
Anther
47. 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
Anaphase I
First Meiotic Division
Monozygotic (identical) Twins
48. The process by which a cell doubles its organelles and cytoplasm - replicates its DNA - and then divides into two
Secondary Spermatocytes
Mature sperm
Male Urethra
Cell Division
49. Daughter cells of unequal size produced from one primary oocyte per month completes meiosis I -expelled from the follicle during ovulation
Meristems
Embryo
Sexual Reproduction Requires
Secondary Oocyte
50. 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
Hypocotyl
Plant vs. Animal cells
Vegetative Propagation
Spore Formation
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