An unknown alien body visits earth. scientists study it to determine if it is alive and
notice the following things about it:
. it is made of cells
. it can reproduce
. it does not grow or develop
. it does not maintain homeostasis
it can adapt to its surroundings
. it uses energy
based on these observations, is this alien living or not?
it is living because it is made of cells, uses energy, and reproduces
it is living because it has all the characteristics of life
it is non-living because it does not have all the characteristics of life

Which of the following describes a negative feedback loop? when the heart rate is too high, the body sends hormones that continually increase the heart rate higher. when a pregnant woman is in labor, the body sends hormones that increase the intensity of contractions, which then increases the secretion of the same hormones. when blood sugar is too low, the body sends hormones that raise blood sugar until it reaches a typical level and hormone secretion slows. when a person is jogging, the body sends hormones that continually decrease the rate of oxygen supply to the legs.

How does the diagram explain ocean currents? earth tilt 23.5 degreesquestion 1 options: earth's tilt causes uneven heating of earth which causes currents.earth's tilt causes the ocean to move because of gravity.earth's tilt and its rotation cause currents.earth's tilt causes uneven distribution of salt which causes currents.

The lineage of pea plants produced round seeds for four generations. the plants that fertilized these pea plants also produced round seeds. however, in the fifth generation, the plant produced to two plants with wrinkled seeds. can that be possible?