It is not likely for a recessive lethal allele to completely disappear from the gene pool because it is maintained

a homozygous dominant individuals
b homozygous recessive individuals
c heterozygotes (carriers)
d none of these

Chlorophyll is found in plant leaves and absorbs light from the sun to enable plants to perform photosynthesis. magnesium is an important component of chlorophyll. the concentration of magnesium ions is higher in the root-hair cells of plants than in the soil. which mechanism of ion uptake would best enable a plant to produce a steady supply of chlorophyll? osmosis diffusion passive transport active transport

Why does it matter if osmosis is put into a “scab” or a “nosebleed? ” where would that leave him?

Natural resources are any materials that humans obtain from the earth to meet our wants and needs.