Which cell structure directs the cell activities

Chargaff's rule states that the amounts of guanine and cytosine are roughly the same, and the amounts of adenine and thymine are roughly the same A. and the relative amounts of G+C and A+T don't vary by species B.

How was the amount of food caught by a heron related to change in biotic and abiotic factors?

Explain why lightning strikes can be dangerous even when an individual is not directly struck.

Mitosis begins in which cell organelle? The endoplasmic reticulum The mitochondria The cytoplasm The nucleus

The term 'lysogenic induction' refers to The term 'lysogenic induction' refers to Switch from lysogenic to lytic growth. Decision to become a prophage. Activation of lambda operon transcription.

Which statement best describes heredity? Inherited traits are coded for in an individual's DNA. Individuals are born with acquired traits. Inherited traits are the result of learning, experiencing, and making choices.

Which of the followijng is not type of bacteria that can cause illness a) aerobic bacteria b) anaerobic bacteria c) facultative anaerobic bacteria d) depilitative bacteria;

What are the two part of a solution

Which statement about the scientific method is true? -The scientific method involves developing and testing conclusions. -The scientific method is a linear approach to accumulating scientific knowledge.

The practice of deliberately stimulating the immune system using microbial components or inactive microbes is called