Identify the selectively permeable barrier of the cell that allows certain molecules to enter and exit the cell? Image of an animal cellshown with letters A to F showing various organelles. A points to the golgiapparatus. B points to the mitochondria. C points to the nucleolus. D points to rough endoplasmic reticulum. E points to smooth endoplasmic reticulum. F points to the cell membrane. A C E F

What is the mrna strand that would be copied from this dna strand

If you are in a chronic state of anxiety but also suffer from moment of sudden, intense fear you are problably suffering. from

Two male mice, which we will call male a and male b, are both phenotypically normal. male a was from a litter that contained half phenotypically normal mice and half dwarf mice. the mother of male a was known to be homozygous for the normal igf2 allele. male b was from a litter of eight mice that were all phenotypically normal. the parents of male b were a phenotypically normal male and a dwarf female. male a and male b were put into a cage with two female mice that we will call female a and female b. female a is a dwarf and female b is phenotypically normal. the parents of these two females were unknown, although it was known that they were from the same litter. the mice were allowed to mate with each other, and the following data were obtained: female a gave birth to three dwarf babies and four normal babies. female b gave birth to four normal babies and two dwarf babies. which male(s)mated with female a and female b? male a with both females male a with female b, and male b with female a male a with female a, and male b with female b could not be determined male b with both females