BIO 256 LATEST 2026 EXAM QUESTIONS AND SOLUTIONS
RATED A+
✔✔Which is not a function of cholesterol - ✔✔used for energy
✔✔It is thought that high levels of--- are protective against heart attacks - ✔✔HDLs
✔✔Neuropeptide Y - ✔✔serves as an indicator of the bodys total energy stores
✔✔Elderly people may need to decrease their caloric intake because - ✔✔their muscles
may atrophy and require less energy
✔✔Loss of heat in the form of infrared waves is called - ✔✔radiation
✔✔If the SRY gene is present in an embryo, the individual will develop--- reproductive
structures - ✔✔male
✔✔Which of the following does not make produces that become part of semen -
✔✔penis
✔✔Immediately following ejaculation, the semen - ✔✔clots
✔✔The cells that produce testosterone in the testis are called - ✔✔interstitial cells
✔✔The ovaries - ✔✔make estrogen and progesterone after ovulation in the corpus
luteum
✔✔Occasionally three polar bodies are found clinging to a mature ovum. One came
from an unequal division of the ovum, but from where did the other two arise - ✔✔the
first polar body has also divided to produce two more polar bodies
✔✔Which bursts during ovulation, releasing the ovum - ✔✔vesicular follicle
✔✔Effects of estrogen include - ✔✔growth of the breasts at puberty
✔✔When an older women has stopped having regular menstrual period, she is in -
✔✔menopause
✔✔When the blastocyst has formed, the developing human is called a - ✔✔embryo
✔✔Fertilization generally occurs in the - ✔✔uterine tubes
✔✔The correct sequence of pre embryonic structure is - ✔✔zygote, morule, blastocyst
, ✔✔Estrogen and progesterone maintain the integrity of the uterine lining and prepare
the mammary glands to secrete milk. Which of the following structures makes this
possible during the first three months of pregnancy - ✔✔corpus luteum
✔✔Which formed by the chorion of the embryo and the maternal endometrium -
✔✔placenta
✔✔During which stage of labor is the baby born - ✔✔expulsion
✔✔The first "milk" produced after a women gives birth is rich in vitamin A, protein,
minerals, and antibodies. This is not really milk, it is called - ✔✔colostrum
✔✔Which is not in the conduction zone of the respiratory tree - ✔✔alveoli
✔✔Which is not true regarding the worlds current human health problem of microbial
resistance - ✔✔extensive usage of antibodies decreases the possibility of developing
drug resistance mircobe populations
✔✔The term energy output includes - ✔✔the energy lost as heat
✔✔Which hypothalamic hormone initiates puberty in both males and females -
✔✔gonadotropin releasing hormone
✔✔A good example of a positive feedback mechanisms would be - ✔✔enhancement of
labor contractions by oxytocin
✔✔Which is made using the energy in food molecules and used to fuel work - ✔✔ATP
✔✔A coenzyme may be made from - ✔✔riboflavin (vitamin B2)
✔✔Movement of ions through protein channels is - ✔✔facilitated diffusion
✔✔Cells moving substances into vesicles in the cytoplasm is called - ✔✔endocytosis
✔✔Which allow cells to pump solutes from an area of lower concentration to an area of
higher concentration - ✔✔active transport
✔✔Which of the following statements is correct regarding diffusion - ✔✔the greater the
concentration of gradient, the faster the rate of diffusion
✔✔RNA is made by--- protein is made by-- - ✔✔transcription, translation
RATED A+
✔✔Which is not a function of cholesterol - ✔✔used for energy
✔✔It is thought that high levels of--- are protective against heart attacks - ✔✔HDLs
✔✔Neuropeptide Y - ✔✔serves as an indicator of the bodys total energy stores
✔✔Elderly people may need to decrease their caloric intake because - ✔✔their muscles
may atrophy and require less energy
✔✔Loss of heat in the form of infrared waves is called - ✔✔radiation
✔✔If the SRY gene is present in an embryo, the individual will develop--- reproductive
structures - ✔✔male
✔✔Which of the following does not make produces that become part of semen -
✔✔penis
✔✔Immediately following ejaculation, the semen - ✔✔clots
✔✔The cells that produce testosterone in the testis are called - ✔✔interstitial cells
✔✔The ovaries - ✔✔make estrogen and progesterone after ovulation in the corpus
luteum
✔✔Occasionally three polar bodies are found clinging to a mature ovum. One came
from an unequal division of the ovum, but from where did the other two arise - ✔✔the
first polar body has also divided to produce two more polar bodies
✔✔Which bursts during ovulation, releasing the ovum - ✔✔vesicular follicle
✔✔Effects of estrogen include - ✔✔growth of the breasts at puberty
✔✔When an older women has stopped having regular menstrual period, she is in -
✔✔menopause
✔✔When the blastocyst has formed, the developing human is called a - ✔✔embryo
✔✔Fertilization generally occurs in the - ✔✔uterine tubes
✔✔The correct sequence of pre embryonic structure is - ✔✔zygote, morule, blastocyst
, ✔✔Estrogen and progesterone maintain the integrity of the uterine lining and prepare
the mammary glands to secrete milk. Which of the following structures makes this
possible during the first three months of pregnancy - ✔✔corpus luteum
✔✔Which formed by the chorion of the embryo and the maternal endometrium -
✔✔placenta
✔✔During which stage of labor is the baby born - ✔✔expulsion
✔✔The first "milk" produced after a women gives birth is rich in vitamin A, protein,
minerals, and antibodies. This is not really milk, it is called - ✔✔colostrum
✔✔Which is not in the conduction zone of the respiratory tree - ✔✔alveoli
✔✔Which is not true regarding the worlds current human health problem of microbial
resistance - ✔✔extensive usage of antibodies decreases the possibility of developing
drug resistance mircobe populations
✔✔The term energy output includes - ✔✔the energy lost as heat
✔✔Which hypothalamic hormone initiates puberty in both males and females -
✔✔gonadotropin releasing hormone
✔✔A good example of a positive feedback mechanisms would be - ✔✔enhancement of
labor contractions by oxytocin
✔✔Which is made using the energy in food molecules and used to fuel work - ✔✔ATP
✔✔A coenzyme may be made from - ✔✔riboflavin (vitamin B2)
✔✔Movement of ions through protein channels is - ✔✔facilitated diffusion
✔✔Cells moving substances into vesicles in the cytoplasm is called - ✔✔endocytosis
✔✔Which allow cells to pump solutes from an area of lower concentration to an area of
higher concentration - ✔✔active transport
✔✔Which of the following statements is correct regarding diffusion - ✔✔the greater the
concentration of gradient, the faster the rate of diffusion
✔✔RNA is made by--- protein is made by-- - ✔✔transcription, translation
