Prior to the ideas presented by charles darwin concerning evolution, several alternating theories had been developed. they included all but a) all species on earth were created at the same time and have never changed. b) the dna differences within a species lead to some individuals being better able to survive. c) new animals were simply made from the different parts of animals that were living at the time. eliminate d) an organism can acquire characteristics during their lifetime and then pass these onto future generations.

How does an angiosperm prevent self pollination

2. how does the miller-urey experiment fall short of demonstrating that life can arise from inorganic molecules? explain. a. it doesn't show a leap between a collection of amino acids and a single-celled organism. b. it recreates the conditions that existed at the earth's beginning, but no molecules form as a result. c. it doesn't provide evidence of the formation of amino acids. d. it doesn't show how multicellular organisms developed from unicellular organisms

Group control group #1 experimental group yes yes yes control group #2 no new drug orange juice bed rest no yes no yes ves which of the following is the best explanation of why a second control group was included in this experiment? o a. to provide the volunteers in the study with something to drink o b. to prove that the common cold cannot be cured c. to confuse anyone who is trying to steal their new drug and sell it as their own invention o d. to researchers conclude that results are related to the new drug and not to the orange juice submit e previous