Biology, 17.12.2019 00:31, orlando19882000
The development of the male reproductive system occurs in coordination with other human systems. which of the following is an example of this coordination?
a. the endocrine system releases the hormone testosterone.
b. the muscular system strengthens the uterine wall.
c. the circulatory system restricts blood flow to the testes.
d. the excretory system removes urea from the blood.
Answers: 3
Biology, 22.06.2019 03:30, lildanielmabien
How can a geological time scale best be reconstructed? a) comparing vestigial structures in living species b) comparing homologous structures in living species c) examining homologous structures in fossil remains d) examining the written records of scientists from past cultures
Answers: 1
Biology, 22.06.2019 10:00, milesjreece3939
The image shows the evolution of a species of fish. a few fish from a population developed different social behaviors and evolved into different species. two fish according to the image, the fish underwent . the new species of fish had mating seasons that were different from that of the original fish. because of the differences in mating seasons, the fish underwent reproductive isolation. this mode of isolation would be .
Answers: 1
Biology, 22.06.2019 10:00, tuetheturtle
The double bond between a carbon atom and two oxygen atoms (a molecule of carbon dioxide) has two characteristics. what are they? a. an ionic bond is formed between the oxygen and carbon atoms. b. four valence electrons are shared. c. two valence electrons are shared. d. valence electrons are shared between oxygen atoms.
Answers: 1
Biology, 22.06.2019 13:30, emmacox069
Kinases add - groups to other enzymes. this activities some enzyme while inhibiting other
Answers: 1
The development of the male reproductive system occurs in coordination with other human systems. whi...
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