Living things need energy to carry out their life processes. animals get this energy from food through a
process called cellular choose
the first stage, glycolysis, occurs in
conditions, or without oxygen. the second stage, called the krebs cycle, and the third stage, electron
transport, require the presence of oxygen, and are therefore choose.

When ash and dust begin to settle on the ground, they eventually become compacted by

When does a spring tide occur? question 9 options: they occur when the sun, moon, and earth are aligned. in spite of their name, these tides occur twice a year in the spring and fall. they occur on the date of the vernal equinox each year, no matter what stage the moon is in. this is why they are called spring tides. they occur when the sun, moon, and earth are at 45-degree angles from each other. this happens once every spring. they occur when the sun, moon, and earth are aligned. in spite of their name, these tides occur all year long.

Aplant with dark red flowers is crossed with a plant with white flowers. all of the offspring have dark red flowers with white spots. the alleles got flower color in this plant are both dominant both recessive codominant incompletely dominant