People with the ccr5î”32 mutation of a t-cell surface protein can be exposed to some strains of hiv-1 without becoming sick. what step of the virus life cycle is likely to be inhibited with this mutation?
release
reverse transcription
uncoating
attachment

Which statements are true of a scientific theory but not a hypothesis

Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism

Modern whales developed their traits through natural selection what occurs during the process of natural selection