Biology, 30.08.2019 20:00 student0724
Lotions applied during winter season moisturize the skin very quickly. what could be the reason for this?
a: the oils in the lotion enter the skin cells by means of phagocytosis.
b: the oils in the lotion enter the skin cells with the of carrier proteins. the oils in the lotion enter the skin cells by means of facilitated diffusion.
c: the oils in the lotion enter the skin cells by means of simple diffusion.
Answers: 1
Biology, 22.06.2019 04:30
What characteristic make legumes a good food source for food insecure populations
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Biology, 22.06.2019 04:30
The green colored pigment in chloroplasts is? a. nitrogen b. chlorophyll c. chlorophorm d. chlorofloromethane
Answers: 2
Biology, 22.06.2019 13:10
Once an egg cell is fertilized by sperm, the cell then, as the embryo develops, it receives nourishment and eliminates wastes by transferring substances from its blood to its mother's blood. a. becomes a fetus immediately and exits the womb b. begins to divide and implants itself in the wall of the uterus c. remains in the uterus without dividing for several months d. travels back to the ovaries until the fetus is developed
Answers: 2
Biology, 22.06.2019 14:30
Which statement is not an accurate description of meiosis? a) meiosis produces offspring that are genetically diverse. b) meiosis produces offspring that are identical to the parent. c) in sexual reproduction half of the genetic material comes from the father (sperm) and half of the genetic material comes from the mother (egg). d) meiosis decreases the number of chromosomes by half so that when a sperm fertilizes an egg, the resulting zygote has the correct number of chromosomes.
Answers: 1
Lotions applied during winter season moisturize the skin very quickly. what could be the reason for...
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