Biology, 27.12.2019 03:31 khalfani0268
Whether during mitosis or meiosis, sister chromatids are held together by proteins referred to as cohesions. such molecules must have which of the following properties:
1. they must be removed before sister chromatids or homologous
chromosomes can separate.
2. they must be removed before meiosis can begin.
3. they must reattach to chromosomes during g1.
4. they must be intact for nuclear envelope re-formation.
5. they must persist throughout the cell cycle.
Answers: 2
Biology, 21.06.2019 22:00
Living cells cannot use heat to provide the activation energy for biochemical reactions because which choice(s) complete the sentence correctly? a) answer choice ii. eliminate b) answer choices ii and iv. c) answer choice iii and iv. d) all answers can complete the sentence.
Answers: 1
Biology, 22.06.2019 02:30
{answer found. it's (3 ) }which statement describes the cell cycle? (1)the cell cycle is a process in which one cell divides into four genetically different cells. (2)the cell cycle is a process in which one cell divides into two genetically different cells. (3)the cell cycle is a process in which one cell divides into two genetically identical cells. (4)the cell cycle is a process in which one cell divides into four genetically identical cells.
Answers: 1
Biology, 22.06.2019 03:00
Why do leaves change color in the fall? green pigments break down and no longer mask the color of chlorophyll. chlorophyll breaks down and no longer masks the colors of other pigments. red- and yellow-colored pigments grow and mask green-colored chlorophyll. green-colored chlorophyll breaks down and turns red and yellow.
Answers: 2
Biology, 22.06.2019 09:20
Which type of respiration takes place when there is no oxygen present? a. anaerobic b. mitochondrial c. cellular d. aerobica. anaerobic
Answers: 2
Whether during mitosis or meiosis, sister chromatids are held together by proteins referred to as co...
Physics, 28.02.2020 06:12
Mathematics, 28.02.2020 06:12
Computers and Technology, 28.02.2020 06:13
Mathematics, 28.02.2020 06:13
History, 28.02.2020 06:13
Mathematics, 28.02.2020 06:13
Mathematics, 28.02.2020 06:13