two organisms of the same species differ in only a single trait. they are crossbred to analyze how the trait will be distributed.what is this procedure called?
a. completeness cross
b. dihedral cross
c. monohybrid cross
d. selection cross
which of the following is the correct term for the process by which an advantageous genetic mutation spreads throughout a species??
a. dominance
b. genetic drift
c. monohybrid crossing
d. natural selection
Plants capture energy from sunlight using properties of chlorophyII and other light-absorbing pigments. explain why chlorophyII makes plants leaves appear green.
at least 3 sentences for this one......
one of the simplest types of animal is the sponge. the sponge has a multicellular structure and specialized cells for digestion, water circulation, reproduction, and external covering. which of the following does the sponge lack?
a. sperm and eggs
b. tissues and organs
c. a supporting skeleton
2007-02-09 02:46:41 · 5 answers · asked by shannon2rocks 1 in Science & Mathematics ➔ Biology
c
d
plants dont absorb green wavelength of light it is reflected which is represented by their green color
b
the first two people are definitely wrong
2007-02-10 09:31:10 · answer #1 · answered by wesnaw1 5 · 0⤊ 0⤋
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2016-12-17 05:58:41 · answer #2 · answered by ? 4 · 0⤊ 0⤋
1. selection cross
2. natural selection
3.sponges have no tissue and organs
Chlorophyll is green. Objects are the color that they reflect. Leaves appear green because they reflect the green of the chlorophyll
2007-02-09 03:56:27 · answer #3 · answered by science teacher 7 · 0⤊ 0⤋
I should have helped you, but I'm sorry I don't have real answers for your beautiful and intelligent questions...please refer to some nice books on biotechnology...
2007-02-09 02:55:20 · answer #4 · answered by olivettiz 2 · 0⤊ 0⤋
your first question, the answer is C (best guess)
your second question the answer is D (I'm Sure)
your third question, I would say is B
2007-02-09 05:24:46 · answer #5 · answered by Drew 2 · 0⤊ 0⤋