About 2.5 billion years ago, the first animal on Earth emerged in the form of an ancient sponge. Sponges come in various sizes and shapes and their bodies are comprised of a collection of cells that are bound together by collagen, a unique protein found in all animals. Additionally, the ev...
sponge - primitive multicellular marine animal whose porous body is supported by a fibrous skeletal framework; usually occurs in sessile colonies parazoan, poriferan invertebrate - any animal lacking a backbone or notochord; the term is not used as a scientific classification phylum Porifera, Porifera...
parazoan,poriferan,sponge- primitive multicellular marine animal whose porous body is supported by a fibrous skeletal framework; usually occurs in sessile colonies class Hyalospongiae,Hyalospongiae- sponges with siliceous spicules that have six rays; choanocytes are restricted to finger-shaped chambers...
wipe with a sponge, so as to clean or moisten ask for and get free; be a parasite 同义词:mooch, bum, cadge, grub erase with a sponge; as of words on a blackboard soak up with a sponge gather sponges, in the oceansponge例句 It's a sponge. 这是一块海绵。 I am cooking a sponge...
英[spʌndʒ] 美[spʌndʒ] 释义 n. 海绵;海绵动物;海绵蛋糕 v. (用海绵)擦拭;白吃,揩油 大小写变形:Sponge 词态变化 第三人称单数:sponges; 过去式:sponged; 过去分词:sponged; 现在分词:sponging; 实用场景例句 全部 海绵 擦拭 骗取
Come learn about the sea sponge! Sea sponges are ocean animals that share some resemblance to the sponges you might find in your kitchen. The sponges in your kitchen may even be part of a sea sponge! What Is a Sea Sponge? When you think of sponges, you probably picture the sponge in ...
The Porifera, commonly known as sponges, form the most distant living branch of the animal kingdom. They have a simplebody formconsisting of two cell layers surrounding a thin layer ofmesenchyme. This contains a complexprotein matrix, which includes proteins such as collagen[1], siliceous spicule...
ask for and get free; be a parasite 同义词:moochbumcadgegrub erase with a sponge; as of words on a blackboard soak up with a sponge gather sponges, in the ocean 学习怎么用 词组短语 sponge cake松糕 sponge iron海绵铁 titanium sponge海绵钛 ...
Gather sponges, in the ocean Sponge A porous pad used to absorb fluids in surgery. The surgeon requested a sponge to absorb the blood during the operation. Common Curiosities What is a sponge in biology? In biology, a sponge is a simple, porous aquatic animal. 15 Are sponges only found ...
Sponge is a simple, porous animal filtering nutrients from water, while a starfish is a more complex, free-moving echinoderm, preying on benthic animals.