Antivenins are antibody products that bind to and neutralize thevenomof snakes, scorpions, or black widow spiders. They also cause the venom to be released from the receptor site. Venoms have a protein that blocks the channels on the cell surface, thus preventing the cells from sending signals...
根据下文 He sends the venom to a ...,where they make it into something called anti-venin.可知,此处指收集毒液用来制成抗蛇毒的东西,故选C。(4)B.考查及语境理解。A.hospital 医院;B.laboratory 实验室;C.scientist 科学家;D.restaurant 餐厅。根据本句中 where they make it into something called ...
Many plants grow colorful flowers to make bees come. The bees help them so that they can produce new flowers. Instead of hiding, some plants and animals develop things that hurt anything that tries to hurt them. Some plants develop thorns(刺)so that animals will not eat them. Some animals...
People use the venom to make into something called “antivenin (抗蛇毒素)”. This antivenin is really helpful in 6 the person who has been bitten. Many people heard 7 stories about snakes when they were children and have been afraid of them. Tony has been trying to 8 people about the...
In order to4 _ the venom(毒液), he has to find rattlesnakes in the western part of the United States. He sends the venom to a5 where they make it into something called "anti-venin".Anti-venin is what they give people_6 they have been bitten(咬) by a poisonous(有毒的) snake. ...
Do all Massasauga rattlesnakes have rattles? All Massasaugas are stout-bodied snakes with triangular-shaped heads. And of course,they all have a rattle on the end of their tail! The rattle is actually a series of interlocking scale segments, which make a buzzing noise when the tail is vibra...
In order to 3 the venom(毒液), he has to find rattlesnakes in the western part of the United States. He sends the venom to a 4 where they make it into something called “anti-venin”. Antivenin is what they give people 5 they have been bitten(咬)by a poisonous(有毒的)snake. ...
(毒液), Tony has to find rattlesnakes in the western part of the United States. He sends the venom to a___, where they make it into something called anti-venin. Anti-venin is what they give people after they have been bitten (咬) by poisonous (有毒的) snake. This anti-venin is...
Antibiotics are chemicals that kill the bacteria cells but do not affect the cells that make up your body. For example, many antibiotics interrupt the machinery inside bacterial cells that builds the cell wall. Human cells do not contain this machinery, so they are unaffected. Different ...
Planthoppers may look intimidating, but they actually don’t bite or sting humans. These insects are usually harmless unless you happen to be a plant. Some planthoppers do have spines on their hind legs which can pierce the skin if handled carelessly. ...