Answer:
(D) Block RNA and DNA synthesis.
Explanation:
Antibiotics conquer foreign bodies and germs through the process of Phagocytosis, nicknamed cell eating. this basically a process involving the surrounding of the invading cell and pentrating through the Cell wall and thus weakening the cell's overall structure.
Exposure to environmental tobacco smoke causes approximately 45 to 46,000 non smokers to die of heat diseases annually. Smoking harms the cardiovascular system in many ways which include; damaging the lining of arteries, reduces HDL, good choresterol, Raises LML, bad cholesterol, increases blood pressure and heart rate, it also causes the platelets to stick together in the blood stream and speeds the development of fatty deposits in the arteries among other risk factors.
The generally widely accepted first step of the scientific method is to ask a question.
This is where you think of a question which you want to do an experiment on, and then later on conduct an experiment to answer that question.
Answer:
D
Explanation:
Co-dominance is when both alleles combine to form an intermediate phenotype. It's like crossing a red and white flower and getting a pink flower.
Answer:
4
Explanation:
Diploid means 2n
Haploid means n
Here we have 2n=8 (because fruit fly has diploid cells with 8 chromosomes) to get to n which is haploid divide by 2, you get n=4
