Biology, 26.01.2020 11:31, darianhaynes
The northern red-legged frog, or rana aurora, is found along the western coast from british columbia to northern california. their typical breeding season lasts from january to march. the foothill yellow-legged frog, or rana boylii, is found along the western coast from northern oregon to central california. their typical breeding season lasts from april to july. what mechanism might keep rana aurora and rana boylii from mating?
a. anatomical isolation
b. temporal isolation
c. geographic isolation
d. behavioral isolation
Answers: 2
Biology, 22.06.2019 11:00, greciakawaii
2. which of the following statements does not accurately describe stem cells? a. embryonic stem cells make up the inner cell mass of a blastocyst. b. with more research, stem cells may be used to repair or replace damaged cells. c. the use of stem cells is without any objections since it can be used in therapies to humans. d. adult stem cells are multipotent and can differentiate into many types of cells.
Answers: 1
Biology, 22.06.2019 14:50, shamika109p61p5s
This connective tissue consists of large round densely packed cells with the nucleus pushed to one side.
Answers: 1
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