The type of hypothesis that Scientist tries to disprove is called A. Null hypothesis
B. Alternative hypothesis
C. Auxillary hypothesis
D. Ad hoc hypothesis
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it is a learned trait

explanation:

we would need to see the picture to answer it

any abiotic or biotic factor in an ecosystem that causes a population's size to slow or decrease is a limiting factor.

in the year 2850, humans successfully colonized mars. the martian modules that were constructed could hold only a small population of people. it is now a century later, and the population on mars has grown to 600 people. of the current mars population, 45 people express the recessive phenotype for phenylketon- uria (pku) syndrome (pp genotype).

explanation: