No, it's not stamen is a male part the actual answer is A:carpel
Active Immunity - antibodies that develop in a person's own immune system after the body is exposed to an antigen through a disease or when you get an immunization (i.e. a flu shot). This type of immunity lasts for a long time.
The wrong answer is A, B,and C.
And the correct answer is D. Changing one amino acid in the protein hemoglobin causes sickle cell in anemia.
Most density independent limiting factors are abiotic (nonliving). So, examples could be temperature, flood, pollution, earthquakes, etc. In your case, the answer would be C. The eruption of a volcano.
Answer A is wrong because that is a description of competition between organisms, which is a biotic factor.
Answer B is wrong because those are both biotic and density dependent factors.
Answer D is wrong because disease is potentially biotic, but primarily because parasitism is mentioned, which is interaction between two organisms. One benefitting, and one being "hurt" in some way.
Answer:
<em>D.29.5</em>
Explanation:
it's takes 29.5 days to orbit the sun