Hereditary diseases are mainly caused by

A. defective viruses.

B. weakened immunity.

C. abnormal chromosomes.

D. unhealthy lifestyle choices.

Relative to the percent of time dominating the surface of earth which organisms have the longest reign?

Errors sometimes occur when dna duplicates itself. why might that be a good thing

In what ways do humans manage forest ecosystems

In a fish species, the number of eggs that hatch and survive for one year varies depending on the number of eggs that were produced. As the number of eggs produced increases past a threshold number, the survival rate of the offspring decreases.

Which is a vascular tissue in plants? A) Fungi B) leaves C) phloem D) roots

For mendels studies why was it important that his subject pea plants could reproduce quickly and produce many offspring

What is the molecule responsible for you inheriting traits from your family?

Which are processes that add to the genetic differences in siblings? Check all that apply. interphase independent assortment cytokinesis crossing over mitosis

Which of the following is a function of the cell membrane of a cell? A. The production of energy from food molecules using cellular respiration. B. The production of genetic material through DNA transcription. C.

Which process occurs only in autotrophic organisms?