1.which of the following is a biotic factor? a. sunlight
b. worms
c. water
d. climate
i think its b

There is a liquid capsule inside a cup full of liquid. the cup full of liquid has salt in it and the liquid capsule has no salt in it. in which direction will the solvent flow? a. the salt does not have to move b. from the capsule to the larger cup c. equally between the capsule and the cup d. from the larger cup to the capsule

What are the fixed alleles in the human species? o a. the alleles that are on the most chromosomes b. the alleles that change most often 000 c. the alleles that no one has d. the alleles that everyone has

This is a situation in which genes are attached to an organism's sex chromosomes; the sex of an organism influences the expression of a gene.