Biology, 24.02.2020 17:16 moneymaleia9264
_61. An iodine solution is placed on the cut side of a potato. With in seconds, a blue-black color appears.
What is most likely occurring?
a. Positive test for proteins
c. Negative test for proteins
b. Positive test for starches
d. Negative test for starches
Answers: 1
Biology, 22.06.2019 06:30, Aliyahh5673
Which statement describes a way in which the digestive and excretory systems work together? a. the nephrons absorb nutrients from food going to the large intestine. b. the excretory system balances blood gases in the small intestine. c. the intestinal villi filter blood and send wastes to the bladder. d. the excretory system balances the salts and water obtained from digested food
Answers: 1
Biology, 22.06.2019 07:20, Maria3737
What are the two causes of density in deep current waters? a. salinity (how much salt) of the water and high temperaturesb. salinity (how much salt) of the water and low temperatures c. oxygen content of the water and high temperatures. d. oxygen content of the water and low temperatures
Answers: 2
Biology, 22.06.2019 10:50, luisannavasquez6129
Up to what percentage of the world's flora consisted of cycads during the triassic period? 100% 75% 50% 20%
Answers: 2
_61. An iodine solution is placed on the cut side of a potato. With in seconds, a blue-black color a...
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