Which of the following correctly describes the primary purpose of gene expression? O to control the movement of ions, such as sodium and potassium, within cells O to regulate the number and type of proteins being synthesized by cells to increase the probability of an organism inheriting a particular gene O to reduce the effects of environmental factors on an individual's genotype​

Choose one animal (cheetas) and research on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.

Explain how the number of similarities between the embryos from early stage to late stage is used as evidence of a common ancestry

16. which of the following accurately describes a step within transcription? a. dna polymerase uses one strand of rna as a template to put together nucleotides. b. the dna strand is used as a template for which a complementary rna strand can be produced. c. the rna strand forms a template by which dna can be built. d. the rna strand is produced within the cytoplasm.