Which of these describes the function of the cell membrane? 1. Maintaining homeostasis
2. Cell division
3. Producing energy
4. Protein synthesis

Describe your dna model. which part do the straws represent? the pushpins? the paper clips and the black dots you made with the marker?

In a population that is in hardy-weinberg equilibrium, there are two possible alleles for a certain gene, a and a. if the frequency of allele a is 0.4, what fraction of the population is heterozygous? a. 0.40 b. 0.60 c. 0.16 d. 0.48

How dose plate tectonics effect climate