Biology, 20.12.2019 19:31 demigod0701
In sickle-cell disease, a glutamate -> valine substitution results in the formation of hb5 (sickle cell hemoglobin) molecules that: a. stabilize the wall of the red blood cell against oxidative damage b. aggregate abnormally to form fibers and cannot adequately carry oxygen c. have abnormally high affinity to bind oxygen d. cause high levels of repulsion between neighboring hb5 molecules
Answers: 2
Biology, 22.06.2019 00:00
The table below shows the number of foot bones in some horse fossils.horse fossil recordhorse fossil number of foot bonesp 19q 17r 24s 13ancient horses had more bones in their foot then present-day horses. the present-day horse has 11 foot bones. what is the correct order of evolution of the horse starting from the youngest fossil? a. q p r s b. s r p q c. s q p r d. r p q s
Answers: 3
Biology, 22.06.2019 02:00
What would happen if the krill were removed from the food web
Answers: 2
Biology, 22.06.2019 06:40
The steps in the formation of extrusive igneous rocks are listed below in an incorrect order: 1. rock melts due to high temperature. 2. rock is buried deep under earth's surface. 3. magma is forced out of earth's surface during volcanic eruption. 4. lava cools and crystallizes to igneous rock. which of these best shows the correct order of steps in the formation of extrusive igneous rocks? 1, 3, 4, 2 2, 1, 3, 4 3, 4, 2, 1 4, 2, 1, 3
Answers: 3
Biology, 22.06.2019 08:20
Which characteristics are typical of a human population in the postindustrial stage?
Answers: 3
In sickle-cell disease, a glutamate -> valine substitution results in the formation of hb5 (sick...
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