Large molecules such as glucose that cannot cross the lipid bilayer can still move across the membrane with a concentration gradient

The asian shore crab (hemigrapsus sanguineus) is an invasive species that has impacted the atlantic coast. predict what characteristic of this invader would most likely disrupt the biodiversity of this area.

Acertain species of fish can have either long or short fins. the allele for long fins is dominant over the allele for short fins. a heterozygous, long-finned fish is crossed with a homozygous, short-finned fish. of the offspring, will have long fins and be , and will have short fins and be .

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