Answer:
This theory maintained that light is emitted from luminous bodies, can suffer reflections, and causes the sensation of sight when it enters the eyes.
Answer:
The correct answer is - Western fence lizard
, Xenopus (African clawed frog)
, Fruit Fly
, Turtle
, and Sea urchin.
Explanation:
An ectotherm is an organism that also known as the cold-blooded animal. Such animals experience body temperature regulation based on the external atmosphere or condition like sunlight and other condition.
This group includes a different group of animals such as reptiles, amphibians, fishes, and invertebrates. From the given options the cold-blooded animals or ectotherm are known are - Western fence lizard
, Xenopus (African clawed frog)
, Fruit Fly
, Turtle
, and Sea urchin as their internal physiological conditions does not play a major role in regulation of body temperature and external conditions play a major role.
Thus, the correct answer is - Western fence lizard
, Xenopus (African clawed frog)
, Fruit Fly
, Turtle
, and Sea urchin.
Answer:
C - gas and dust in a nebula is disturbed by an outside forces.
Explanation:
Approximately 4.6 billion years ago, the solar system was a cloud of dust and gas called solar nebula.
The cloud of interstellar gas and dust consist of 98% hydrogen and helium and it also includes atoms and dust particles of larger materials.
During sexual reproduction, two haploid gametes join in the process of fertilization to produce a diploid zygote.
look up in ur book meiosis which will explain more