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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. Union of gametes
Fertilization/Conjugation
Stamen
Angiosperms
Mitosis
2. Tail of sperm -propels the sperm - whereas mitochondria in the neck and body provide energy the locomotion
Meisosis vs. Mitosis
Prophase (Interphase)
Flagellum
Anaphase I
3. 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
Male Urethra
Crossing Over
Mature sperm
hCG (human Chorionic Gonadotrophin)
4. AKA sperm production -occurs in the seminiferous tubules
Karyokinesis
Spermatogenesis
Mosses
Seed Coat
5. AKA lateral meristem -located between the xylem and phloem
Female Sex Hormones
Cambium
Metaphase Plate (Interphase)
First Meiotic Division
6. The site of sperm deposition during intercourse and is also the passageway through which a baby is expelled during childbirth
Vaginal Canal
Sporophyte Generation
Four Parts of Interphase
Testes
7. 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
Testosterone
Prophase (Interphase)
Mitosis
Cellular Division (Unicellular Organisms)
8. Production of functional sex cells by adult organisms -fertilization forms a zygote -development of the zygote into another adult - completing the cycle
Sperm Travels...
Sexual Reproduction Requires
Gametes
Gonads
9. Surrounded by two layers of cells
Oocyte Cell Membrane
Dicots
Anther
Meristems
10. Multilayered sac of cells that contains - nourishes - and protects an immature ovum -produce estrogen
Mature Ovum
Follicle
Sexual Reproduction in Animals
Sexual Reproduction Requires
11. Have one cotyledon
Spermatogenesis
Dizygotic (Fraternal) Twins
Monocots
Head of Sperm
12. Egg
Rhizomes
Cellular Division (Multicellular Organisms)
Ovum
Filament
13. 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
Second Meiotic Division
Gametophyte Generation
Filament
14. 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
Cytokinesis (Interphase)
Chromatin
Disjunction
Four Parts of Interphase
15. The production of female gametes - occurs in the ovaries
Fertilization/Conjugation
Asexual Reproduction
Oogenesis
Ferns
16. When a diploid sporophyte generation produces ahaploid (monoploid) spore by meiosis - spores divide by mitosis to produce the haploid - or gametophyte - generation
Hypocotyl
Telophase (Interphase)
Centromere
Sporophyte Generation
17. Part of embryo that develops from the outer covering of the ovule
Stamen
Seed Coat
Vegetative Propagation
Prophase I
18. Ex: estrogens and progesterone -synthesized by ovaries
Corona Radiata
Mosses
Embryo
Female Sex Hormones
19. If the ovum isn't fertilized - the corpus luteum atrophies - the resulting drop in progesterone and estrogen levels causes the endometrium (with its superficial blood vessels) to slough off - giving rise to menses
Cell Division
Head of Sperm
Cambium
Menstruation
20. Thin and stalk like with a terminal sac called the anther
Meristems
Filament
Gametes
Interphase
21. Central region where - after replication - the chromosomes consist of two identical sister chromatids held together in interphase
Angiosperms
Centromere
Corona Radiata
Seed Coat
22. 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
Gonads
Angiosperms
Spermatozoa
Tetrad
23. 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
Cortical Reaction
Sexual Reproduction in Animals
Single Mature Egg
Menstrual Cycle
24. Undifferentiated tissues in plants
Spermatozoa
Filament
Synapsis
Meristems
25. Large cell containing most of the cytoplasm - RNA - organelles - and nutrients needed by a developing embryo
Mature Ovum
Monozygotic (identical) Twins
Polar Body
Oogenesis
26. Muscular chamber which is the site of fetal development
Tubers
Gonads
Uterus
Cellular Division (Multicellular Organisms)
27. (In Prophase I) process where homologous chromosomes (chromosomes that code for the same traits - one inherited form each parent) come together and intertwine
Mature sperm
Synapsis
Interphase (Meiosis)
Fertilization membrane
28. Produces two intermediate daughter cells with N chromosomes with sister chromatids
Mosses
Mature Ovum
Spores
First Meiotic Division
29. Spore formation - vegetative propagation - and Artificial Vegetative Propagation
Spermatids
Zona Pellucida
Partenogenesis
Asexual Reproduction in Plants
30. After ovulation - LH induces the ruptured follicle to develop into the corpus luteum
External Fertilization
Cell Division
Spermatogonia
Luteal Phase
31. As in mitosis - the parent cell's chromosomes are replicated in the 2N number of sister chromatids
Tubers
Interphase (Meiosis)
Estrogens
Corpus Luteum
32. Nuclear membrane forms around each new nucleus -at this point - each chromosome still consists of sister chromatids joined at the centromere
Immature ovum
Acrosomal Process
Telophase I
oviduct
33. 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
Anaphase (Interphase)
Fission
Cervix
Mature sperm
34. Specialized cells with hard coverings that prevent loss of water
Plant vs. Animal cells
Gonads
Menstruation
Spores
35. Expanding partition that grows outward from the interior of the cell until it reaches the cell membrane
Secondary Spermatocytes
Crossing Over
Cell Plate
Meristem Cells
36. Four haploid cells produced from the second meiotic division after secondary spermatocytes
Spermatids
Cervix
Mitosis
Ovaries
37. Diploid cells of spermatogonia
Sexual Reproduction Requires
Filament
Primary Spermatocytes
Spermatogenesis
38. Specialized organs where gametes are produced
Tetrad
Telophase I
Asexual Reproduction
Gonads
39. 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
Sexual Reproduction in Animals
Scrotum
Menstruation
Budding
40. Daughter cells of unequal size produced from one primary oocyte per month completes meiosis I -expelled from the follicle during ovulation
Immature ovum
Primary Oocytes
Single Mature Egg
Secondary Oocyte
41. Eggs
Follicle
Cell Plate
Corona Radiata
Oocytes
42. Have both functional male and female gonads
Karyokinesis
Hermaphrodites
Metaphase (Interphase)
Rhizomes
43. Produces monoploid spores that develop into pollen grains
Tetrad
Anther
Sperm Travels...
Mature Ovum
44. Part of embryo that grows and feeds the embryo
Flower
Meristem Cells
Endosperm
Scrotum
45. Released from the ovary into the abdominal cavity and drawn into the nearby oviduct
Ovulation
Immature ovum
Primary Spermatocytes
Sexual Reproductive Mechanisms
46. Centriole pairs are now at opposite poles of the cell
First Meiotic Division
Cambium
Metaphase (Interphase)
Asexual Reproduction
47. 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
Spermatogenesis
Follicular phase
Sexual Reproductive Mechanisms
Bulbs
48. 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 -
Apical Meristem
Head of Sperm
Testosterone
Asexual Reproduction
49. Underground stems with bubs - like the eyes of potatoes - that can develop into adult plants
Natural Vegatative Propagation
Tubers
Seed Coat
Single Mature Egg
50. Triggered by acrosomal reaction causing calcium ions to be released into the cytoplasm
Cortical Reaction
Fertilization membrane
Spore Formation
Regeneration