The question is incomplete. The complete question is as follows:
A hypothesis that is scientific must have a test for proving it wrong is called__________
Answer: scientific theory
Explanation:
A scientific theory can be defined as the experimental explaination of all the aspects of the natural world which is tested regularly and verified according to the scientific methods that uses many protocols of measurement,observation, and result evaluation.
A scientific hypothesis is always tested for validation and tried to prove wrong for better results and all the tests are performed under controlled conditions.
Hence, the scientific hypothesis always has a test called scientific theory.
D) Fossils could not be found in that layer of rock.
Answer:
The statement is FALSE.
Explanation:
In genetics, expressivity refers to the amount of variation in a non binary phenotype across individuals, who are carrying a specific genotype. Scientists believed that variable expressivity is controlled by different factors such as environment, genetics and lifestyle choice. An example of expressivity is a series of blue eye color that has different shades of blue. Thus, expressivity is not about balanced genetic output but varied genetic expression.
