Answer:
b
Explanation:
The carbon dioxide coming from our vehicles is really affecting the ozone layer
There's been a lot of bad news for polar bears recently. In 2007, for example, scientists reported that if global warming continues unabated, the population could drop two-thirds by 2050.
Recombinant DNA is a technology scientists developed that made itpossible to insert a human gene into the genetic material of a commonbacterium. This “recombinant” micro-organism could now produce the proteinencoded by the human gene. Scientists build the human insulin gene in the laboratory.
Answer:
laws.
Explanation:
hypothesis is an educated guess
therous are ideas
and laws are supported by observations. like newton's law.
Answer:
The correct option is 'How does a change in temperature affect the stomata of a plant?'
Explanation:
A scientific question is the one which can be answered by the scientific method. The scientific method comprises of a question based on which a hypothesis is generated. A hypothesis is a tentative statement which can be proved either right or wrong. Experiments and observations are made to test for the hypothesis. Based on the experiments, results are generated and concluded.
The only question which can be answered from the options though the scientific method is 'How does a change in temperature affect the stomata of a plant?'. Hence, it is the correct option.