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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. Production of functional sex cells by adult organisms -fertilization forms a zygote -development of the zygote into another adult - completing the cycle
Seed Coat
Metaphase I
Fertilization
Sexual Reproduction Requires
2. Replication of the nucleus followed by unequal cytokinesis -membrane pinches inward to forma new cell that is smaller in size but genetically identical to the parent cell
Testes
Metaphase I
Budding
Fertilization/Conjugation
3. Located on scrotum -site for testosterone
Testes
Sexual Reproductive Mechanisms
Acrosomal Process
Scrotum
4. Chromatin condenses into chromosomes - the spindle apparatus forms - and the nucleoli and nuclear membrane disappear
hCG (human Chorionic Gonadotrophin)
Prophase I
Endosperm
Fertilization/Conjugation
5. Diploid cells of spermatogonia
Cortical Reaction
Primary Spermatocytes
Natural Vegatative Propagation
Corona Radiata
6. Pass from the testes through the vas deferens to the ejaculatory duct and then to the urethra
External Fertilization
Apical Meristem
Sperm Travels...
Telophase (Interphase)
7. The process by which gametes are produced -involves two divisions of primary sex cells resulting in four haploid cells called gametes
Runners
Metaphase I
Meiosis
Oogenesis
8. AKA sperm production -occurs in the seminiferous tubules
Meiosis
Menstrual Cycle
Interphase
Spermatogenesis
9. Result when a single zygote splits into two embryos
Regeneration
Monozygotic (identical) Twins
Sexual Reproduction Requires
Crossing Over
10. 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
Regeneration
Plant vs. Animal cells
Progesterone
Spores
11. Spore formation - vegetative propagation - and Artificial Vegetative Propagation
Asexual Reproduction in Plants
Sporophyte Generation
Vegetative Propagation
Metaphase I
12. Uncoiled DNA
Anaphase (Interphase)
Asexual Reproduction
Fertilization membrane
Chromatin
13. Part of embryo that is the precursor of the upper stem and leaves
epicotyl
Oogenesis
Dicots
Spermatids
14. Expanding partition that grows outward from the interior of the cell until it reaches the cell membrane
Gametes
Vaginal Canal
Single Mature Egg
Cell Plate
15. Female gonads that produce oocytes
Meristem Cells
Fertilization membrane
Sexual Reproductive Mechanisms
Ovaries
16. 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
Sexual Reproduction in Animals
Budding
hCG (human Chorionic Gonadotrophin)
Telophase (Interphase)
17. Hormonal secretions of the ovaries - the hypothalamus - and the anterior pituitary play important roles in the female reproductive cycle -divided into the follicular phase - ovulation - the luteal phase - and menstruation
Monozygotic (identical) Twins
Interphase (Meiosis)
Chromatin
Menstrual Cycle
18. 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
Angiosperms
Fission
Primary Oocytes
oviduct
19. Produced when each meiotic division -rapidly degenerate
Disjunction
Asexual Reproduction
Polar Body
Dicots
20. Produces monoploid spores that develop into pollen grains
Hypocotyl
Oogenesis
Anther
Scrotum
21. 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
Internal Fertilization
Anther
Monocots
22. Part of embryo that develops into the lower and root
Cytokinesis (Interphase)
Embryo
Four Parts of Interphase
Hypocotyl
23. Haploid gametophyte gneration produces gametes by mitosis -gametophytes reproduce sexually - whereas the sporophyte gneration reproduces asexually
Natural Vegatative Propagation
Artificial Vegetative Propagation
Gametophyte Generation
Oocytes
24. Have one cotyledon
Mature sperm
Monocots
Primary Oocytes
Testes
25. Inner layer of oocyte cell membrane
Spermatogenesis
Zona Pellucida
Meristem Cells
Fertilization/Conjugation
26. Multilayered sac of cells that contains - nourishes - and protects an immature ovum -produce estrogen
Follicle
Cortical Reaction
Ferns
Cell Plate
27. 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
Oogenesis
Mature Ovum
Corona Radiata
Interphase (Meiosis)
28. Comlex process involving the formation and fertilization of gametes and regulation of these processes by bot parents
Cambium
Dizygotic (Fraternal) Twins
Seed Coat
Sexual Reproduction in Animals
29. AKA ovanan or fallopian tube -opens into the upper end of the uterus
Second Meiotic Division
Vaginal Canal
Vegetative Propagation
oviduct
30. Stems running above and along the gorund - extending form the main stem -can produce new roots and upright stems
Spermatogenesis
Runners
Four Parts of Interphase
First Meiotic Division
31. Undifferentiated tissues in plants
Hypocotyl
Cortical Reaction
Testes
Meristems
32. Have both functional male and female gonads
Regeneration
Follicle
Hermaphrodites
Metaphase I
33. The production of female gametes -occurs in the ovarian follicles
Second Meiotic Division
Oogenesis
Male Urethra
Sexual Reproduction Requires
34. Centriole pairs are now at opposite poles of the cell
Fertilization/Conjugation
Metaphase (Interphase)
Gametophyte Generation
Mature sperm
35. Tail of sperm -propels the sperm - whereas mitochondria in the neck and body provide energy the locomotion
Flagellum
Sporophyte Generation
Sexual Reproduction in Animals
Oogenesis
36. Male gonads - produce sperm in the tightly coiled seminiferous tubules
Testes
Meiosis
Follicular phase
Rhizomes
37. Ex: estrogens and progesterone -synthesized by ovaries
Meristem Cells
Runners
Ovulation
Female Sex Hormones
38. Result when two ova are released in one ovarian cycle and are fertilized by two different sperm
Dizygotic (Fraternal) Twins
Sperm Travels...
Oocytes
Synapsis
39. Part of embryo that grows and feeds the embryo
epicotyl
Primary Oocytes
Endosperm
Head of Sperm
40. AKA lateral meristem -located between the xylem and phloem
Testosterone
Hypocotyl
Cytokinesis (Interphase)
Cambium
41. Muscular chamber which is the site of fetal development
Monocots
Uterus
Spermatids
Prophase I
42. Common passageway for both the reproductive and exretory systems
Cellular Division (Multicellular Organisms)
Male Urethra
Sexual Reproduction Requires
Prophase I
43. Mass of cells formed when the zygote divides
Embryo
Hypocotyl
Ovulation
Second Meiotic Division
44. (In Prophase I) each chromosome consists of two sister chromatids - each synaptic pair of homologous chromosomes containing four chromatids
Immature ovum
Tetrad
Spermatozoa
Meristem Cells
45. 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
External Fertilization
Fertilization membrane
Hypocotyl
Interphase
46. Daughter cells of unequal size produced from one primary oocyte per month completes meiosis I -expelled from the follicle during ovulation
Menstrual Cycle
Spermatozoa
Secondary Oocyte
Metaphase I
47. As in mitosis - the parent cell's chromosomes are replicated in the 2N number of sister chromatids
Secondary Spermatocytes
Anaphase (Interphase)
Interphase (Meiosis)
Secondary Oocyte
48. The site of sperm deposition during intercourse and is also the passageway through which a baby is expelled during childbirth
Tetrad
Vaginal Canal
Artificial Vegetative Propagation
Karyokinesis
49. Occurs in vertebrates that reproduce in water (fish and amphibians) -female lays eggs in water and male deposits sperm in the vicinity -lack of direct passage of sperm from male to female reduces chances of fertilization considerably
Oocyte Cell Membrane
Seed Coat
Cell Plate
External Fertilization
50. Some species of plants have flowers that contain only stamens and other flowers that contain only pistils
Cellular Division (Unicellular Organisms)
Follicle
Telophase I
Sexual Reproduction in Angiosperms