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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. As in mitosis - the parent cell's chromosomes are replicated in the 2N number of sister chromatids
Second Meiotic Division
Plant vs. Animal cells
Spore Formation
Interphase (Meiosis)
2. Can be fertilized during the 12-24hr after ovulation -occurs in the lateral - widest portion of the fallopian tube -sperm must travel through the vaginal canal - cervix - uterus - and into the fallopian tubes to reach the ovum
Fertilization
Metaphase I
Chromatin
Sexual Reproduction in Animals
3. Production of functional sex cells by adult organisms -fertilization forms a zygote -development of the zygote into another adult - completing the cycle
Disjunction
Vegetative Propagation
Sexual Reproduction Requires
External Fertilization
4. Multilayered sac of cells that contains - nourishes - and protects an immature ovum -produce estrogen
Follicle
Ovaries
Crossing Over
Ovulation
5. (In Prophase I) each chromosome consists of two sister chromatids - each synaptic pair of homologous chromosomes containing four chromatids
Tetrad
Metaphase I
Chromatin
Cytokinesis
6. Central region where - after replication - the chromosomes consist of two identical sister chromatids held together in interphase
Centromere
Sexual Reproduction in Angiosperms
Seed Coat
Testes
7. Releases spores form the undersides of its leaves that develop into small heart-shaped gametophytes
Metaphase (Interphase)
Luteal Phase
Corpus Luteum
Sporophyte
8. 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
Menses
Gonads
Mitosis
Prophase (Interphase)
9. 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
Synapsis
Menstruation
Artificial Vegetative Propagation
Luteal Phase
10. 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
Fission
Mitosis
Spermatogonia
Dicots
11. 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
Ovaries
Telophase I
Menstrual Cycle
Spores
12. Mass of cells formed when the zygote divides
Chromatin
Mosses
Embryo
Corona Radiata
13. 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
Progesterone
Testosterone
Artificial Vegetative Propagation
Crossing Over
14. AKA lateral meristem -located between the xylem and phloem
Fission
Follicle
Budding
Cambium
15. Have one cotyledon
Fertilization
Cervix
Zona Pellucida
Monocots
16. The process by which gametes are produced -involves two divisions of primary sex cells resulting in four haploid cells called gametes
Synapsis
Meiosis
Cervix
Head of Sperm
17. AKA ovanan or fallopian tube -opens into the upper end of the uterus
Immature ovum
Regeneration
oviduct
Ovaries
18. The male organ of the flower and consists of a thin - stalk-like filament
Stamen
Uterus
Fertilization
Artificial Vegetative Propagation
19. 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
Tubers
Estrogens
Dizygotic (Fraternal) Twins
Plant vs. Animal cells
20. Produces monoploid spores that develop into pollen grains
Metaphase (Interphase)
Metaphase Plate (Interphase)
Ovulation
Anther
21. 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 -
Ovaries
Cytokinesis
Karyokinesis
Plant vs. Animal cells
22. Union of gametes
Fertilization/Conjugation
Metaphase Plate (Interphase)
Sexual Reproductive Mechanisms
Seed Coat
23. Part of embryo that develops into the lower and root
Female Sex Hormones
Internal Fertilization
Hypocotyl
Tubers
24. Cell division that follows karyokinesis
Cotyledons
Anther
Cytokinesis
Corpus Luteum
25. Surrounded by two layers of cells
Oocyte Cell Membrane
Flagellum
Mature sperm
Telophase (Interphase)
26. 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
Dizygotic (Fraternal) Twins
Spore Formation
Interphase
hCG (human Chorionic Gonadotrophin)
27. Contains elongated cell with head - tail - neck - and body
Mature sperm
Sexual Reproduction in Animals
Metaphase I
Urethra
28. Underground stems with bubs - like the eyes of potatoes - that can develop into adult plants
Rhizomes
Dizygotic (Fraternal) Twins
Spermatids
Tubers
29. Undergoes disjunction
Tubers
Anaphase I
Primary Oocytes
Follicle
30. 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
Anther
Apical Meristem
Four Parts of Interphase
Testes
31. Method of growth - development - and replacement of worn-out cells
Hermaphrodites
Mitosis
Cellular Division (Multicellular Organisms)
Seed Coat
32. Split to form several bulbs
Bulbs
Testosterone
Endosperm
Natural Vegatative Propagation
33. Passes through the penis and opens to the outside at its tip
Vegetative Propagation
Urethra
epicotyl
Anther
34. AKA stolon -woody - underground stems -can develop new upright stems
Rhizomes
Tubers
Interphase (Meiosis)
Follicular phase
35. Diploid cells of spermatogonia
Meisosis vs. Mitosis
Second Meiotic Division
Cell Plate
Primary Spermatocytes
36. A tubelike structure formed by the sperm once in contact with the membrane -extends to the cell membrane and penetrates it - fusing the sperm cell membrane with that of the ovum -Sperm nucleus now enters the ovum's cytoplasm to complete Meiosis II
Four Parts of Interphase
Acrosomal Process
Polar Body
Cellular Division (Multicellular Organisms)
37. Produced after meioisis from spermatids that undergo a series of changes -AKA mature sperm -specialized for transporting the sperm nucleus to the ovum -elongated cell with a head - neck - body - and tail
Follicular phase
Sporophyte
Sexual Reproduction Requires
Spermatozoa
38. Regrowth of a lost or injured body part
Spermatogonia
Monocots
Regeneration
Meiosis
39. Two haploid cells yielded from meiotic division of primary spermatocytes
Runners
Sporophyte
Secondary Spermatocytes
Mitosis
40. Tail of sperm -propels the sperm - whereas mitochondria in the neck and body provide energy the locomotion
Vaginal Canal
Estrogens
Embryo
Flagellum
41. Part of embryo that develops from the outer covering of the ovule
Meisosis vs. Mitosis
Seed Coat
Prophase I
Artificial Vegetative Propagation
42. Gametophyte is the dominant generation -smaller - short lived organism that depends on the gametophyte for energy and nutrients - sporophytes grow on top of the gametophytes and produce spores that develop into gametophytes
Meiosis
Cell Plate
Mosses
Progesterone
43. Produces two intermediate daughter cells with N chromosomes with sister chromatids
First Meiotic Division
Menses
Chromatin
Regeneration
44. 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
Mitosis
Interphase (Meiosis)
Head of Sperm
Acrosome
45. External pouch that maintains the testes' temperature at 2C-4C lower than body tmperature - a condition essential for sperm survival
Testes
Sexual Reproductive Mechanisms
Scrotum
Oogenesis
46. Part of embry that are seed leaves
Sexual Reproductive Mechanisms
Single Mature Egg
Cotyledons
Prophase (Interphase)
47. 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
Cytokinesis (Interphase)
Metaphase I
Immature ovum
Asexual Reproduction
48. Bulbs - tubers - runners - rhizomes
Monozygotic (identical) Twins
Fertilization
External Fertilization
Natural Vegatative Propagation
49. AKA sperm production -occurs in the seminiferous tubules
Karyokinesis
hCG (human Chorionic Gonadotrophin)
Metaphase (Interphase)
Spermatogenesis
50. Fibers of the spindle apparatus attach to each chromatid at the centromere to align the chromosomes at the center of the cell (equator)
Metaphase Plate (Interphase)
Oogenesis
Gonads
Anaphase (Interphase)