Half life is the period of time it takes for one-half of the atoms of an original isotope to decay.
In this example we have: where n= the number of half lives.
Thus:
From this equation n=3. The answer to your question is: 3 half lives have passed which gives the meteorite an age of 4.5*3= 13.5 billion years.
Answer:
Hunting
Explanation:
Camouflage is a hereditary physical aspect, whereas hibernation and migration are instinctual. Hunting is a learned behavior as it is not as ingrained as the other two and is not automatically done.
P.S. at first I read the answer choices to the tune of "O, christmas tree"
Answer:
A chromosome is a deoxyribonucleic acid molecule with part or all of the genetic material of an organism
Explanation:
It seems that you have missed the necessary options for us to answer this question, so I had to look for it. Anyway, here are the answers. The six statements that reflect angiosperm adaptations to life on land are the following:
*Fruits aid in the dispersal of seeds by wind or by animals that carry or eat the fruits.
*Seeds protect and nourish plant embryos, and fruits protect the seeds.
*Seeds enable plant embryos to be dispersed long distances from the parent plant via wind or animals.
*In many angiosperms, the male gametophyte contained in a pollen grain can be transported many miles away by wind or animal pollinators.
*Flowers attract animal pollinators carrying pollen from other plants of the same species.
*Floral parts of the sporophyte protect the reduced female gametophyte from drying out and <span>from UV radiation.</span>
Answer:
You can look it up so 79-1 because appendix so 78
Explanation:
Good luck on your bio paper