The blood-testis barrier:
consists of tight junctions between interstitial (leydig) cells. <...
Biology, 30.11.2019 05:31 reneewilliams20
The blood-testis barrier:
consists of tight junctions between interstitial (leydig) cells.
is the basement membrane of the seminiferous tubules.
protects sperm antigens from exposure to the cells of the immune system.
all of these choices
Answers: 2
Biology, 22.06.2019 02:40, kaitlynnputtere
Round seeds and yellow seed color are dominant to wrinkled seeds and green seed color. which punnett square represents the correct way to set up the cross rryy ´ rryy? 
Answers: 1
Biology, 22.06.2019 06:00, tramqpham25
In tomato plants, mendel found that the allele for smooth seeds (s) is dominant, while the allele for wrinkled seeds (s) is recessive. which of these punnett squares shows crosses between two plants heterozygous for smooth seeds? i need this to be answered as soon as ! sry the picture is bad quality
Answers: 3
Biology, 22.06.2019 06:00, bandiadummy8595
Most animal cells membranes have proteins that pump ions out of the cell and potassium ions into the cell
Answers: 3
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