Answer:
C. Mendel hypothesized that the traits of pea plant offspring are inherited.
Explanation:
A. After years of research, Mendel identified the genes for flower colors. False. During Mendel's research, genes were not yet discovered.
B. Mendel bred various dog breeds to discover the science of genetics. False. Mendel worked with pea plants, not dogs.
C. Mendel hypothesized that the traits of pea plant offspring are inherited. True. Mendel uncovered the main principles of the inheritance of simple traits.
D. Using Punnett squares, Mendel developed the principles of genetics. False. The Punnett square was invented by Reginald C. Punnett,
<span>The reaction to it promotes social unity.</span>
Answer;
C.Identify each bird species by using a dichotomous key.
Explanation;
-A dichotomous key is a tool that is used to determine the identity of items in an ecosystem or a particular habitat, such as trees, birds, wildflowers, mammals, reptiles, rocks, and fish. To study the interactions of different birds , identifying each birds species using a dichotomous key would be an important and appropriate step.
Answer: It would be iodine because first of all, all of the elements listed are in the halogens column and iodine is too.
Secondly, halogens have one electron to fill and alkaline metals( the column that sodium is in) have one electron to give, so they work well together to have a full valence shell.