Biology, 10.11.2019 08:31 SKSKSKSKGKUFHjk
Question 1
which of the following is not a characteristic that defines a species?
a. it has common physical traits
b. it can interbreed
c. its offspring can reproduce
question 2
two different species can breed and produce offspring.
a. true
b. false
question 3
which of the following is a type of postzygotic barrier?
a. behavior isolation
b. temporal isolation
c. habitat isolation
d. production of weak offspring
question 4
sympatric speciation involves geographic barriers while allopatric species does not.
a. true
b. false
question 5
isolation itself is a mechanism for evolution.
a. true
b. false
Answers: 3
Biology, 22.06.2019 00:50
Select the situation bellow that would produce a total displacement of zero. a. a trip to the moon and then to mars b. a horse galloping from one end of a field to another c. the criss-crossing path of a bug as it flies from flower to flower d.a round-trip ride to school and back
Answers: 2
Biology, 22.06.2019 06:00
Which part of the neuron below is indicated by the arrow, and what is its function? hormones send chemical signals throughout the body to regulate other body processes. hormones are chemical signals that are sent throughout the body to regulate other body processes. hormones send electrical signals throughout the body to regulate other body processes. hormones are electrical signals that are sent throughout the body to regulate other body processes.
Answers: 2
Biology, 22.06.2019 14:40
In general, characteristics that an organism survive and reproduce become more common in a population over time. what mechanism of evolution cause this change?
Answers: 1
Question 1
which of the following is not a characteristic that defines a species?
a. it...
which of the following is not a characteristic that defines a species?
a. it...