BIO 305 Reproduction Exam With Accurate Solutions
1.BIO 305 Reproduction Exam
2.Genetics (Bio 305) quizzes Exam
BIO 305 Reproduction
Why is reproduction necessary? - ANSWER Species would become extinct if they
could not reproduce
Difference between mitosis and meiosis - ANSWER -Mitosis : diploids, exact copies of
parent cells (two identical), also cell division in non-reproductive
-Meiosis : haploids(four genetically different), happens in reproduction
where does inseminations occur - ANSWER female reproductive tract
two types of insemination? - ANSWER natural (mating process)
artificial (placing semen in a woman using apparatus)
Male reproductive external organs - ANSWER penis and scrotum
Male reproductive internal organs - ANSWER Testes
prostate
Vas Deferens
Urethra
Accessory Glands & ducts
,what organ maintains the temperatures for sperms - ANSWER scrotum
Urethra function? - ANSWER tube that allows semen and urine to exit the body, and is
connected to the bladder
What part of the sperm contains the mitochondria? - ANSWER midpiece
the head of the sperm contains the ___________ and ___________ filled acrosome -
ANSWER nucleus, and enzyme filled
what are the 4 parts of a sperm - ANSWER neck, head, midpiece, tail
the centriole of a sperm is located? - ANSWER the neck
female reproductive organs (5) - ANSWER vagina, cervix, uterus, fallopian tubes,
ovaries
in which organ does the zygote implant, and embryo develops? - ANSWER uterus
What does the fallopian tubes connect? - ANSWER connects the uterus with ovaries
what hormone do ovaries produce? - ANSWER estrogen
the release of an ova is called - ANSWER ovulation
what happen to an egg if it's not fertilized w/i 24-48 hrs - ANSWER it dissolves
,how many days is menstrual cycle - ANSWER 28 days
what is happening during luteal phase? - ANSWER thickening of endometrium lining
during which phase, the endometrium lining is shed - ANSWER menstruation
when the follicles mature and ovulation takes place it is known as - ANSWER ovarian
cycle
What is corpus luteum? - ANSWER a structure formed in an ovary after an ovum has
been released but becomes atrophied after a few days unless pregnancy has started.
progesterone is produced by - ANSWER corpus luteum
about day 14, during ovulation what happens to the hormone levels? - ANSWER there
is an increase in FSH LH and estrogen, but not progesterone
order of the menstrual cycle - ANSWER premenstrual phase --> menstrual phase -->
follicular phase--> ovulatory phase --> luteal phase
what happens after ovary is formed - ANSWER mature ovum is released into the
oviduct via ovulation
what two hormones are released via anterior pituitary? - ANSWER FSH and LH
from when to when is the zygote referred to as an embryo? - ANSWER implantation -
week 8
to get from zygote to fetus ________ and ___________ occur - ANSWER mitosis and
differentiation
, Site of diffusion of nutrients and gases between mother and developing child - ANSWER
placenta
myometrium - ANSWER muscular middle layer of the uterus
endometrium - ANSWER inner lining of the uterus
the upper portion where pregnancy occurs - ANSWER fundus
which organ grows during pregnancy - ANSWER cervix
what are some things that happen to the body during pregnancy? - ANSWER - change
in taste and smell
- Increase blood supply to breast
- Increased breathing rate, heart rate, blood flow
- Decrease BP
- Increase in kidney and bladder size
- More glucose and water need
- Increased estrogen and progesterone
- Softening of joints
milk production hormone - ANSWER prolactin
milk ejection hormone - ANSWER oxytocin
what is spermatogenesis? - ANSWER Process by which sperm are produced by the
male.
1.BIO 305 Reproduction Exam
2.Genetics (Bio 305) quizzes Exam
BIO 305 Reproduction
Why is reproduction necessary? - ANSWER Species would become extinct if they
could not reproduce
Difference between mitosis and meiosis - ANSWER -Mitosis : diploids, exact copies of
parent cells (two identical), also cell division in non-reproductive
-Meiosis : haploids(four genetically different), happens in reproduction
where does inseminations occur - ANSWER female reproductive tract
two types of insemination? - ANSWER natural (mating process)
artificial (placing semen in a woman using apparatus)
Male reproductive external organs - ANSWER penis and scrotum
Male reproductive internal organs - ANSWER Testes
prostate
Vas Deferens
Urethra
Accessory Glands & ducts
,what organ maintains the temperatures for sperms - ANSWER scrotum
Urethra function? - ANSWER tube that allows semen and urine to exit the body, and is
connected to the bladder
What part of the sperm contains the mitochondria? - ANSWER midpiece
the head of the sperm contains the ___________ and ___________ filled acrosome -
ANSWER nucleus, and enzyme filled
what are the 4 parts of a sperm - ANSWER neck, head, midpiece, tail
the centriole of a sperm is located? - ANSWER the neck
female reproductive organs (5) - ANSWER vagina, cervix, uterus, fallopian tubes,
ovaries
in which organ does the zygote implant, and embryo develops? - ANSWER uterus
What does the fallopian tubes connect? - ANSWER connects the uterus with ovaries
what hormone do ovaries produce? - ANSWER estrogen
the release of an ova is called - ANSWER ovulation
what happen to an egg if it's not fertilized w/i 24-48 hrs - ANSWER it dissolves
,how many days is menstrual cycle - ANSWER 28 days
what is happening during luteal phase? - ANSWER thickening of endometrium lining
during which phase, the endometrium lining is shed - ANSWER menstruation
when the follicles mature and ovulation takes place it is known as - ANSWER ovarian
cycle
What is corpus luteum? - ANSWER a structure formed in an ovary after an ovum has
been released but becomes atrophied after a few days unless pregnancy has started.
progesterone is produced by - ANSWER corpus luteum
about day 14, during ovulation what happens to the hormone levels? - ANSWER there
is an increase in FSH LH and estrogen, but not progesterone
order of the menstrual cycle - ANSWER premenstrual phase --> menstrual phase -->
follicular phase--> ovulatory phase --> luteal phase
what happens after ovary is formed - ANSWER mature ovum is released into the
oviduct via ovulation
what two hormones are released via anterior pituitary? - ANSWER FSH and LH
from when to when is the zygote referred to as an embryo? - ANSWER implantation -
week 8
to get from zygote to fetus ________ and ___________ occur - ANSWER mitosis and
differentiation
, Site of diffusion of nutrients and gases between mother and developing child - ANSWER
placenta
myometrium - ANSWER muscular middle layer of the uterus
endometrium - ANSWER inner lining of the uterus
the upper portion where pregnancy occurs - ANSWER fundus
which organ grows during pregnancy - ANSWER cervix
what are some things that happen to the body during pregnancy? - ANSWER - change
in taste and smell
- Increase blood supply to breast
- Increased breathing rate, heart rate, blood flow
- Decrease BP
- Increase in kidney and bladder size
- More glucose and water need
- Increased estrogen and progesterone
- Softening of joints
milk production hormone - ANSWER prolactin
milk ejection hormone - ANSWER oxytocin
what is spermatogenesis? - ANSWER Process by which sperm are produced by the
male.
