What is technology?
some patients with coronary artery disease require a heart transplantatio...
Biology, 23.01.2020 00:31 esme06quirino
What is technology?
some patients with coronary artery disease require a heart transplantation. as an alternative, daisy is working to produce healthy heart cells from embryonic cells. from which part of an embryo would daisy derive cells that could eventually become heart cells?
a.
trophoblast
b.
mesoderm
c.
endoderm
d.
ectoderm
Answers: 1
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The cluster of developing cells from conception until birth is called an
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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 08:00
Vaccines are weakened forms of disease causing microorganisms, which are given to patients to prevent disease. after the vaccine is administered, the immune system responds by creating a(n) to recognize the a.) antibody, antibiotic b.) antigen, antibody c.)antibiotic, antibody d.)antibody, antigen
Answers: 1
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