subject
Biology, 01.01.2020 06:31 princess239

The first organisms evolved on earth around 4 billion years ago. the fossil record indicates that the first organisms were which of the following? a. plastids b. prokaryotes c. mitochondria d. eukaryotes

ansver
Answers: 1

Other questions on the subject: Biology

image
Biology, 22.06.2019 00:10, bobtothemaxthe1st
Why does meiosis produce cells with half the chromosomes? o a. most of the chromosomes are not necessary to keep an organism alive. b. a gamete needs only half the number of chromosomes because two gametes join together. o c. it makes the gametes easier to move around in the organism. o d. it is faster to produce gametes with fewer chromosomes.
Answers: 1
image
Biology, 22.06.2019 01:00, pandasarecute53
Some mining processes involve removal of large areas of earths surface in the mined region this practice causes severe environmental damage by allowing which natural process to accelerate in the affected areas? a. precipitation b. erosion c. migration d. condensation
Answers: 1
image
Biology, 22.06.2019 07:30, stefkellum58
Match the reproductive structures based on their function and the system to which they belong. egg ovary sperm vas deferens vagina fallopian tube testis urethra
Answers: 1
image
Biology, 22.06.2019 12:50, jgill27
Which of the following types of pollution is most responsible for large numbers of deaths worldwide because of unsafe drinking water? (a) nutrient pollution (b) thermal pollution (c) pathogen pollution (d) sediment pollution
Answers: 2
You know the right answer?
The first organisms evolved on earth around 4 billion years ago. the fossil record indicates that th...

Questions in other subjects:

Konu
Computers and Technology, 26.01.2021 04:00
Konu
Mathematics, 26.01.2021 04:00
Konu
Mathematics, 26.01.2021 04:00
Konu
Mathematics, 26.01.2021 04:00
Konu
Mathematics, 26.01.2021 04:00