Biology, 26.02.2021 14:00 alannaamarriee
Independent activity
Why do leaves on the tops of trees grow
larger than those lower down the tree
trunk?
Words you must use in your
answer
Photosynthesis
Light
Less
More
Think about what the lower leaves
are getting less of and the impact
of this.
Answers: 3
Biology, 21.06.2019 15:00, maevemboucher78
Marianne is comparing two animals: a fruit fly and a fruit bat. she asks, "do a fruit fly and a fruit bat share a common ancestor in their evolutionary history? " according to evolutionary theory, what is the answer to marianne's question?
Answers: 3
Biology, 22.06.2019 13:20, abolton04
Imagine a self-reactive t cell that has not undergone clonal deletion in the thymus (that is to say, it has escaped central tolerance). if it encounters self antigen in the absence of an infection or inflammation, what will happen to this self-reactive t cell? (select two answers) (a) the t cell undergoes clonal expansion. (b) the t cell gains effector functions. (c) the t cell undergoes apoptosis. (d) the t cell becomes activated. (e) the t cell becomes anergic.
Answers: 1
Biology, 22.06.2019 21:30, tatiana4ever
What do you think scientists face when classifying new organisms?
Answers: 1
Independent activity
Why do leaves on the tops of trees grow
larger than those lower down the...
larger than those lower down the...
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