They are bilateral symmetrical animals with a triploblastic body plan.

它们是三胚层体制两侧对称。

Two cell layers (diploblastic) separated by a gelatinous mesoglea.

两层细胞(两胚层)，中间是凝胶状中胶层。

The primitie mouth, or stomodeum, is a slight depression on the surface of the ectoderm.

原始口（或口凹）是外胚层表面轻微凹。

Bone marrow mesenchymal stem cell(BM-MSC)is a early stem cell from the development of mesoblastema.

骨髓间充质细胞(BM-MSC)是种来自中胚层发育早期细胞。

Dentinogenesis imperfecta (DI) is a kind of mesodermal defect inherited in a simple autosomal dominant mode.

要牙本质形成不良是种体染色体显性遗传中胚层。

Ectodermal dysplasia appears in two froms, hidrotic and anhidrotic, according to clinical features and hereditary characteristics.

要外胚层异常症，依照临床表徵及遗传特性，可分成无汗型与出汗型两大类。

In the embryo an undifferentiated mesodermal component of an early trunk or tail segment or metamere, derived from paraxial mesoderm.

在胚胎时，无法区别中胚层组成早期躯、或尾部片段或体节，衍生自轴旁中胚层。

Bilateral oal thickenings of the surface ectoderm, called nasal placodes, then deelop on each side of the inferior part of the frontonasal prominence.

外胚层表面呈双边卵圆形增厚形成鼻板，然后发展成为额鼻隆起下半部分。

They are bilateral symmetrical animals with a triploblastic body plan.

它们是三胚层体制两侧对称。

Two cell layers (diploblastic) separated by a gelatinous mesoglea.

两层细胞(两胚层)，中间是凝胶状中胶层。

The primitie mouth, or stomodeum, is a slight depression on the surface of the ectoderm.

原始口（或口凹）是外胚层表个轻微凹。

Bone marrow mesenchymal stem cell(BM-MSC)is a early stem cell from the development of mesoblastema.

骨髓间充质细胞(BM-MSC)是种来自中胚层发育早期细胞。

Dentinogenesis imperfecta (DI) is a kind of mesodermal defect inherited in a simple autosomal dominant mode.

牙本质形成不良是种体染色体显性遗传中胚层缺。

Ectodermal dysplasia appears in two froms, hidrotic and anhidrotic, according to clinical features and hereditary characteristics.

外胚层异常症，依照临床表徵及遗传特性，可分成无汗型与出汗型两大类。

In the embryo an undifferentiated mesodermal component of an early trunk or tail segment or metamere, derived from paraxial mesoderm.

在胚胎时，个无法区别中胚层组成个早期躯、或尾部片段或体节，衍生自轴旁中胚层。

Bilateral oal thickenings of the surface ectoderm, called nasal placodes, then deelop on each side of the inferior part of the frontonasal prominence.

外胚层表呈双边卵圆形增厚形成鼻板，然后发展成为额鼻隆起下半部分。

They are bilateral symmetrical animals with a triploblastic body plan.

它们是三胚体制的侧对。

Two cell layers (diploblastic) separated by a gelatinous mesoglea.

细胞(胚)，中间是凝胶状的中胶。

The primitie mouth, or stomodeum, is a slight depression on the surface of the ectoderm.

原始的口（或口凹）是外胚表面的一个轻微的凹陷。

Bone marrow mesenchymal stem cell(BM-MSC)is a early stem cell from the development of mesoblastema.

骨髓间充质细胞(BM-MSC)是一种来自中胚发育的早期细胞。

Dentinogenesis imperfecta (DI) is a kind of mesodermal defect inherited in a simple autosomal dominant mode.

摘要牙本质形成不良是一种体染色体显性遗传的中胚缺陷。

Ectodermal dysplasia appears in two froms, hidrotic and anhidrotic, according to clinical features and hereditary characteristics.

摘要外胚异常症，依照临床表徵及遗传特性，可分成无汗型与出汗型。

In the embryo an undifferentiated mesodermal component of an early trunk or tail segment or metamere, derived from paraxial mesoderm.

在胚胎时，一个无法区别的中胚组成一个早期躯、或尾部片段或体节，衍生自轴旁的中胚。

Bilateral oal thickenings of the surface ectoderm, called nasal placodes, then deelop on each side of the inferior part of the frontonasal prominence.

外胚表面呈双边卵圆形增厚形成鼻板，然后发展成为额鼻隆起的下半部分。

They are bilateral symmetrical animals with a triploblastic body plan.

它们是三胚层体制的两侧对称。

Two cell layers (diploblastic) separated by a gelatinous mesoglea.

两层细胞(两胚层)，中是凝胶状的中胶层。

The primitie mouth, or stomodeum, is a slight depression on the surface of the ectoderm.

原始的口（或口凹）是外胚层表面的一个轻微的凹陷。

Bone marrow mesenchymal stem cell(BM-MSC)is a early stem cell from the development of mesoblastema.

充质细胞(BM-MSC)是一种来自中胚层发育的早期细胞。

Dentinogenesis imperfecta (DI) is a kind of mesodermal defect inherited in a simple autosomal dominant mode.

摘要牙本质形成不良是一种体染色体传的中胚层缺陷。

Ectodermal dysplasia appears in two froms, hidrotic and anhidrotic, according to clinical features and hereditary characteristics.

摘要外胚层异常症，依照临床表徵及传特，可分成无汗型与出汗型两大类。

In the embryo an undifferentiated mesodermal component of an early trunk or tail segment or metamere, derived from paraxial mesoderm.

在胚胎时，一个无法区别的中胚层组成一个早期躯、或尾部片段或体节，衍生自轴旁的中胚层。

Bilateral oal thickenings of the surface ectoderm, called nasal placodes, then deelop on each side of the inferior part of the frontonasal prominence.

外胚层表面呈双边卵圆形增厚形成鼻板，然后发展成为额鼻隆起的下半部分。

They are bilateral symmetrical animals with a triploblastic body plan.

它们是三胚层制的两侧对称。

Two cell layers (diploblastic) separated by a gelatinous mesoglea.

两层细胞(两胚层)，中间是凝胶状的中胶层。

The primitie mouth, or stomodeum, is a slight depression on the surface of the ectoderm.

原始的口（或口凹）是外胚层表面的一个轻微的凹陷。

Bone marrow mesenchymal stem cell(BM-MSC)is a early stem cell from the development of mesoblastema.

骨髓间细胞(BM-MSC)是一种来自中胚层发育的早期细胞。

Dentinogenesis imperfecta (DI) is a kind of mesodermal defect inherited in a simple autosomal dominant mode.

摘要牙本形成不良是一种显性遗传的中胚层缺陷。

Ectodermal dysplasia appears in two froms, hidrotic and anhidrotic, according to clinical features and hereditary characteristics.

摘要外胚层异常症，依照临床表徵及遗传特性，可分成无汗型与出汗型两大类。

In the embryo an undifferentiated mesodermal component of an early trunk or tail segment or metamere, derived from paraxial mesoderm.

在胚胎时，一个无法区别的中胚层组成一个早期躯、或尾部片段或节，衍生自轴旁的中胚层。

Bilateral oal thickenings of the surface ectoderm, called nasal placodes, then deelop on each side of the inferior part of the frontonasal prominence.

外胚层表面呈双边卵圆形增厚形成鼻板，然后发展成为额鼻隆起的下半部分。

They are bilateral symmetrical animals with a triploblastic body plan.

它们是三胚层体制的两侧对称。

Two cell layers (diploblastic) separated by a gelatinous mesoglea.

两层(两胚层)，中间是凝胶状的中胶层。

The primitie mouth, or stomodeum, is a slight depression on the surface of the ectoderm.

原始的口（或口凹）是外胚层表面的一个轻微的凹陷。

Bone marrow mesenchymal stem cell(BM-MSC)is a early stem cell from the development of mesoblastema.

骨髓间充质(BM-MSC)是一种来自中胚层发育的。

Dentinogenesis imperfecta (DI) is a kind of mesodermal defect inherited in a simple autosomal dominant mode.

摘要牙本质形成不良是一种体染色体显性遗传的中胚层缺陷。

Ectodermal dysplasia appears in two froms, hidrotic and anhidrotic, according to clinical features and hereditary characteristics.

摘要外胚层异常症，依照临床表徵及遗传特性，可分成无汗型与出汗型两大类。

In the embryo an undifferentiated mesodermal component of an early trunk or tail segment or metamere, derived from paraxial mesoderm.

在胚胎时，一个无法区别的中胚层组成一个躯、或尾部片段或体节，衍生自轴旁的中胚层。

Bilateral oal thickenings of the surface ectoderm, called nasal placodes, then deelop on each side of the inferior part of the frontonasal prominence.

外胚层表面呈双边卵圆形增厚形成鼻板，然后发展成为额鼻隆起的下半部分。

They are bilateral symmetrical animals with a triploblastic body plan.

它们是三胚层体制两侧对称。

Two cell layers (diploblastic) separated by a gelatinous mesoglea.

两层细胞(两胚层)，间是凝胶胶层。

The primitie mouth, or stomodeum, is a slight depression on the surface of the ectoderm.

原始口（或口凹）是外胚层表面一个轻微凹陷。

Bone marrow mesenchymal stem cell(BM-MSC)is a early stem cell from the development of mesoblastema.

骨髓间充质细胞(BM-MSC)是一种来自胚层发育早期细胞。

Dentinogenesis imperfecta (DI) is a kind of mesodermal defect inherited in a simple autosomal dominant mode.

摘要牙本质形成不良是一种体染色体显遗胚层缺陷。

Ectodermal dysplasia appears in two froms, hidrotic and anhidrotic, according to clinical features and hereditary characteristics.

摘要外胚层异常症，依照临床表徵及遗，可分成无汗型与出汗型两大类。

In the embryo an undifferentiated mesodermal component of an early trunk or tail segment or metamere, derived from paraxial mesoderm.

在胚胎时，一个无法区别胚层组成一个早期躯、或尾部片段或体节，衍生自轴旁胚层。

Bilateral oal thickenings of the surface ectoderm, called nasal placodes, then deelop on each side of the inferior part of the frontonasal prominence.

外胚层表面呈双边卵圆形增厚形成鼻板，然后发展成为额鼻隆起下半部分。

They are bilateral symmetrical animals with a triploblastic body plan.

它们是三胚层体制的两侧对称。

Two cell layers (diploblastic) separated by a gelatinous mesoglea.

两层细胞(两胚层)，中间是凝胶状的中胶层。

The primitie mouth, or stomodeum, is a slight depression on the surface of the ectoderm.

原始的口（或口凹）是外胚层表面的轻微的凹陷。

Bone marrow mesenchymal stem cell(BM-MSC)is a early stem cell from the development of mesoblastema.

骨髓间充质细胞(BM-MSC)是种来自中胚层发育的期细胞。

Dentinogenesis imperfecta (DI) is a kind of mesodermal defect inherited in a simple autosomal dominant mode.

摘要牙本质形成不良是种体染色体显性遗传的中胚层缺陷。

Ectodermal dysplasia appears in two froms, hidrotic and anhidrotic, according to clinical features and hereditary characteristics.

摘要外胚层异常症，依照临床表徵及遗传特性，可分成无汗型与出汗型两大类。

In the embryo an undifferentiated mesodermal component of an early trunk or tail segment or metamere, derived from paraxial mesoderm.

在胚胎时，无法区别的中胚层组成期躯、或尾部片段或体节，衍生自轴旁的中胚层。

Bilateral oal thickenings of the surface ectoderm, called nasal placodes, then deelop on each side of the inferior part of the frontonasal prominence.

外胚层表面呈双边卵圆形增厚形成鼻板，然后发展成为额鼻隆起的下半部分。

They are bilateral symmetrical animals with a triploblastic body plan.

它们是三胚层制的两侧对称。

Two cell layers (diploblastic) separated by a gelatinous mesoglea.

两层(两胚层)，中间是凝胶状的中胶层。

The primitie mouth, or stomodeum, is a slight depression on the surface of the ectoderm.

原始的口（或口凹）是外胚层表面的一个轻微的凹陷。

Bone marrow mesenchymal stem cell(BM-MSC)is a early stem cell from the development of mesoblastema.

骨髓间充质(BM-MSC)是一来自中胚层发育的早期。

Dentinogenesis imperfecta (DI) is a kind of mesodermal defect inherited in a simple autosomal dominant mode.

摘要牙本质形成不良是一色显性遗传的中胚层缺陷。

Ectodermal dysplasia appears in two froms, hidrotic and anhidrotic, according to clinical features and hereditary characteristics.

摘要外胚层异常症，依照临床表徵及遗传特性，可分成无汗型与出汗型两大类。

In the embryo an undifferentiated mesodermal component of an early trunk or tail segment or metamere, derived from paraxial mesoderm.

在胚胎时，一个无法区别的中胚层组成一个早期躯、或尾部片段或节，衍生自轴旁的中胚层。

Bilateral oal thickenings of the surface ectoderm, called nasal placodes, then deelop on each side of the inferior part of the frontonasal prominence.

外胚层表面呈双边卵圆形增厚形成鼻板，然后发展成为额鼻隆起的下半部分。

They are bilateral symmetrical animals with a triploblastic body plan.

它们三胚层体制的两侧对称。

Two cell layers (diploblastic) separated by a gelatinous mesoglea.

两层细胞(两胚层)，中间凝胶状的中胶层。

The primitie mouth, or stomodeum, is a slight depression on the surface of the ectoderm.

原始的口（或口凹）外胚层表面的个轻微的凹陷。

Bone marrow mesenchymal stem cell(BM-MSC)is a early stem cell from the development of mesoblastema.

骨髓间充质细胞(BM-MSC)来自中胚层发育的早期细胞。

Dentinogenesis imperfecta (DI) is a kind of mesodermal defect inherited in a simple autosomal dominant mode.

摘要牙本质形成不体染色体显性遗传的中胚层缺陷。

Ectodermal dysplasia appears in two froms, hidrotic and anhidrotic, according to clinical features and hereditary characteristics.

摘要外胚层异常症，依照临床表徵及遗传特性，可分成无汗型与出汗型两大类。

In the embryo an undifferentiated mesodermal component of an early trunk or tail segment or metamere, derived from paraxial mesoderm.

在胚胎时，个无法区别的中胚层组成个早期躯、或尾部片段或体节，衍生自轴旁的中胚层。

Bilateral oal thickenings of the surface ectoderm, called nasal placodes, then deelop on each side of the inferior part of the frontonasal prominence.

外胚层表面呈双边卵圆形增厚形成鼻板，然后发展成为额鼻隆起的下半部分。