To support life, why must a planet have a roughly circular orbit around a star? A. so freshwater Is available B. to keep the proper air molecules in the atmosphere C. to support chemical reactions D. for temperature regulations

What is not representative of endocrine glands?

A flamingos color is a trait that is

An article in the Los Angeles Times (Dec. 3, 1993) reports that 1 in 200 people carry the defective gene that causes inherited colon cancer. In a sample of 1000 individuals, what is the approximate distribution of the number who carry this gene

Explain how corn can be used as an example of Mendel's law of independent assortment.

Explain what is meant by antagonistic muscles with examples

Why is the theory of abiogenesis just another example of the idea of spontaneous generation?

What is the role of the plasma cell in the antigen-antibody response? makes an antigen harmless without destroying it produces antibodies against the sensitizing antigen produces antibodies after an exposure to a known antigen clumps

Why do most plants have green leaves?

When a plant produces sugars and transports them during translocation, which main plant tissues are at work? dermal and meristem dermal and vascular ground and dermal vascular and ground

Which of the following is an example of an X-linked recessive disorder? A. Sickle cell disease B. Methemoglobinemia C. Color blindness D. Huntington disease