Biology, 19.11.2019 10:31 rwbrayan8727
Which characteristics do hookworms and tapeworms share? check all that apply.
a. they are types of roundworms.
b. they are parasitic.
c. they have a digestive system.
d. they cause diseases in humans.
e. they have nerve cells.
f. they can be used to treat illnesses.
Answers: 2
Biology, 22.06.2019 18:00
The diagram below shows the layers of a rock having a trilobite: a rock column labeled rock is shown. the column has three layers. the bottommost layer of the rock has one shaded rhomboid shape, the middle layer has a rhombus with a diagonal along with two identical organisms marked as, trilobite, in the key, the top layer has two semicircles. a key is shown on the right side of the diagram. the shaded rhombus is marked as a, the rhombus with the diagonal is marked as b, the semicircle is marked as c which statement about the rock fossils is true?
Answers: 2
Biology, 22.06.2019 19:30
The variation among individuals, on which natural selection acts
Answers: 1
Biology, 22.06.2019 19:50
What is genetic variation? -(a) each individual in a population has slightly different genes. -(b) some individuals in a population have more genes than others. -(c) each population of a species has slightly different genes. -(d)some populations of a species have more genes than others.
Answers: 1
Which characteristics do hookworms and tapeworms share? check all that apply.
a. they...
a. they...
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