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What substance surrounds a developing mammalian embryo during gestation?
The placenta.
How does a mammalian fetus obtain nutrients?
through placenta attached to the uterine wall of the uterus via umbilical cord
Does an animal cell have a nucleus and oranelles?
Most do, some don't. A mammalian red blood cell lacks a nucleus.
Which type of eukaryotic cells lacks nucleus?
Mammalian red blood cells lack a nucleus.Seive tube elements lack a nucleus.
What is the imbilicord?
Umbilicord is a flexible cord like structure that contains blood vessels and attaching a human/other mammalian fetus to the placenta during gestation.
In most mammalian species which structure supplies food to the developing embryo?
The placenta is the part of the amniotic egg that supplies food to the developing animal. The yolk provides it with food, and the albumin supplies water and nutrients.The Yolk. Yolk is a sac that is attached to the embryo that supplies food.
In the mammalian fetus where does fetal blood exchenge carbon dioxide for oxygen?
In the mammalian fetus, the exchange of carbon dioxide for oxygen occurs in the placenta. The placenta is a temporary organ that develops during pregnancy to allow for the transfer of gases, nutrients, and wastes between the maternal and fetal bloodstreams. Oxygen from the mother's blood diffuses into the fetal blood, while carbon dioxide from the fetus diffuses into the mother's blood for elimination.
Which human blood group lacks proteins in the red blood cells?
Blood type O lacks the antigen proteins of A and B. Blood type O is the universal donor.
What is the largest group of mamanals?
The largest group of mammals are called placentals. These mammals are animals that during pregnancy have a placenta that feeds the incubating offspring.
When was Mammalian Species created?
Mammalian Species was created in 1969.
What type of mammal are monkeys?
Monkeys are in the placental group of mammals which means that they have an internal placenta for development of embryo.
What is the medical term meaning abnormal implantation of the placenta?
Placenta previa, placenta accreta, placenta increta, and placenta increta are all conditions stemming from abnormal implantation of the placenta.
