Marina的作品
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线粒体的结构。图表。
植物中的光合作用。图表。
动物细胞。图示。动物细胞细胞器。
原核细胞(细菌)和真核细胞(植物细胞)
Photosynthesis in a plant. Diagram.
单细胞生物。衣藻、眼虫、草履虫、细菌、变形虫、酵母。
头状花序(头状花)。舌状花和管状花。图示。
植物细胞和动物细胞的结构
原核细胞(细菌)和真核细胞(植物细胞)
细胞膜的结构。图表。
Unicellular organisms. Chlamydomonas, Euglena, Amoeba, Paramecium.
细菌细胞的结构。图表。
复叶。刺槐(刺槐属)。白色背景上的绿叶
Spring flowers. A collection of images of snowdrops.
细胞膜的结构
简单的叶子。叶子的部分。梨叶。图表。
叶子的类型。复叶。单叶。杨树叶和玫瑰果叶。
Bacterial cell on a white background.
Compound leaves. Odd pinnate and even pinnate compound leaves. Black locust (Robinia pseudoacacia) and Honey locust (Gleditsia triacanthos).
Compound leaves. Odd pinnate and even pinnate compound leaves. Black locust (Robinia pseudoacacia) and Honey locust (Gleditsia triacanthos).
单子叶植物茎和双子叶植物茎。示意图
植物细胞的结构。植物细胞器。图表。
单细胞生物。衣藻、裸藻、变形虫、草履虫。
Inflorescence types. Umbel and compound umbel.
叶片的内部结构。图表。叶片结构。
植物细胞和动物细胞的结构
叶子结构。叶子的内部结构。图表。
植物细胞的结构。植物细胞的细胞器。图表;
Characteristics of monocots. Seed, leaf, flower, pollen, stem, root. Diagram.
双子叶植物茎的内部结构。图表。
根系。须根系和直根系;
根系统。须根系和直根系。
植物细胞和动物细胞的结构
Compound leaf. Honey locust (Gleditsia triacanthos). Pinnate (even) compound leaf.
带有甘菊花朵和喷壶的无缝图案
Characteristics of monocots. Seed, leaf, flower, pollen, stem, root. Diagram.
Monocot stem and dicot stem. Diagram.
Mold life cycle. The structure of mold. Diagram.
单子叶植物茎的内部结构。示意图。
线粒体的结构。图表。
The structure of the cell membrane. Diagram.
细胞膜的结构。图表。
单细胞生物。细菌、衣藻、酵母、眼虫、草履虫、变形虫。
Amoeba on a white background. Anatomy of an Amoeba.
Euglena on a white background. Internal structure.
一个酵母细胞的标记图
白色背景上的酵母细胞
白色背景上的细菌细胞
Euglena on a white background.
复叶。皂荚(Gleditsia triacanthos)。羽状(偶数)复叶。
酵母细胞的标注图
白色背景上孤立的洋葱
复叶。三刺皂荚(Gleditsia triacanthos)。羽状(偶数)复叶。
Examples of simple leaves.  Poplar (Populus), elm (Ulmus laevis), plantain (Plantago major), oak (Quercus robur), Platanus orientalis. Black and white illustration.
复叶。刺槐(Gleditsia triacanthos)。羽状(偶数)复叶。
Compound leaf. Honey locust (Gleditsia triacanthos). Pinnate (even) compound leaf. Green leaf isolated on white background.
Examples of simple leaves. Populus, Ulmus laevis, Plantago major, Quercus robur, Platanus orientalis.
掌状复叶,复叶的一个例子。五叶地锦。
Educational game for kids. Find 10 differences. Illustration with dinosaur and palm tree.
白杨树叶特写。白色背景上的绿叶。
The internal structure of the fruit of the apple tree. Longitudinal section of an apple. Cross section of an apple.  Diagram.
Snowdrops isolated on white background. Spring flowers. A collection of images of snowdrops.
Educational game for children. Find 10 differences. Cheerful cat cook in the kitchen.
Spring flowers. A collection of images of snowdrops.
Spring floral background. Seamless pattern with snowdrops.
春天的花朵。浅色背景上的雪花莲
Educational game for kids. Find 10 differences in the pictures. Back to school.
用水果做成的猫头鹰。陶瓷盘子上有趣的鸟
A funny bird made of fruit on a plate.
Decorative autumn leaf made of felt.
装饰性的秋叶。秋叶由毛毡制成。创意想法。
模具生命周期。模具的结构。图表。
Mold life cycle. The structure of mold.
Characteristics of monocots. Seed, leaf, flower, pollen, stem, root.
Characteristics of monocots. Seed, leaf, flower, pollen, stem, root.
Characteristics of monocots. Seed, leaf, flower, pollen, stem, root. Diagram.
Characteristics of monocots. Seed, leaf, flower, pollen, stem, root.
Mold life cycle. The structure of mold.
霉菌的生命周期。霉菌的结构
霉菌的生命周期。霉菌的结构。示意图
The structure of mold. Fungus.
模具的结构。图表。真菌。
The structure of mold.  Diagram. Fungus.
The structure of mold. Fungus.
The structure of mold.  Diagram. Fungus.
The structure of mold. Fungus.
霉菌的结构。示意图
Dicot flower. The structure of a rose flower. Diagram.
霉菌的结构。真菌。示意图。
霉菌的结构。真菌。示意图
双子叶植物花。玫瑰花的结构。示意图
霉菌的结构示意图
Dicot flower. The structure of a rose flower. Diagram.
The structure of mold. Diagram.
Monocot flower. Daylily.
Monocot flower. The structure of a daylily flower.
Monocot flower. The structure of a daylily flower. Diagram.
Corn seed (Monocot). Parts of a seed. Diagram.
Corn seed (Monocot). Parts of a seed.
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