A student performed an investigation on green single-celled
organisms called Euglena. Two samples of Euglena were
placed in two different containers of water taken from the same
source. One sample was kept in a dark area. The other sample
was kept in a lighted area. The student recorded the
observations in the table shown. Which of the following
observations represents a response to stimuli?
Select one:
Uses a flagellum to move
Moves toward light
Some divide into two small organisms
Various sizes
Answers: 3
Biology, 21.06.2019 14:30
Which statements describe incomplete dominance? traits are usually dominant. traits are neither dominant nor recessive. offspring exhibit an intermediate form of alleles from the parents. both alleles, one from each parent, are expressed in offspring. incomplete dominance involves the interaction of two alleles.
Answers: 2
Biology, 22.06.2019 00:00
Sea stars, sea urchins, sand dollars, and brittle stars are all memeber of a group, what is the common name of the group they are all in
Answers: 1
Biology, 22.06.2019 02:30
Below, the levels of organization in a multicellular organism are shown from least to most complex. which level of organization can be described as several different types of tissues working together to perform a common task?
Answers: 1
Biology, 22.06.2019 05:30
Food webs - transferring energy and matter from one level to another. here you see four food webs. one or more are incorrect. which food web(s) show the correct sequence of organisms, from start to top level consumer? a) a b) d c) c d) a and d
Answers: 2
A student performed an investigation on green single-celled
organisms called Euglena. Two samples o...
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