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Questions in biology

[Answered] For Monday: Research at least 3 diseases or conditions per person regarding the Respiratory and Circulatory Systems. Include the definition, causes, and treatment.

[Answered] Fill in the blanks: 1. ______ do not have existence on the earth. 2. An egg has three main parts ______, ______ and ______. 3. The cycle from egg to an adult is known as ______. 4. An adult butterfly has ______ stages in its life. Write true or false: 1. The yolk has thread-like structure. 2. The chick has no feathers over its body. 3. The tadpole get nutrients from insects. 4. Mammals feed their young ones.

[Answered] What do we have to do? Find out why a piece of plain chapati tastes sweet after we chew it for some time. What do we need? A large piece of plain chapati. How do we proceed? Take a large piece of plain chapati. Chew it as much as you can. What do we observe? As the chapati changes into a fine paste, does it begin to taste sweet?

[Answered] If a sound error is occurring, the letter “E” is most likely to interact with the letter “______.” A. L B. P C. F D. A

[Answered] A substance that has the capacity to inhibit the growth of or destroy bacteria and other microorganisms is

[Answered] C. Short answer questions 1. Why do animals move from one place to another? 2. What would happen to a living thing if it did not get enough food? 3. Give an example of a plant responding to changes in its surroundings. D. Long answer questions 1. Name the five sense organs. How do they help us? 2. What would happen if living things did not reproduce? 3. Imagine that you found something new and strange. How would you understand if it is a living thing or not?

[Answered] What other kinds of information would you need to better understand whether the DDT was killing the birds and hurting humans?

[Answered] Which components are part of the lower respiratory system? Check all that apply. alveoli bronchi pharynx larynx lungs trachea nose

[Answered] The heart is an example of which level of organization within an organism? A. cell B. organ C. tissue D. organ system

[Answered] Explain the relationship between the environment, variation, and selection.