Why do cattle sex cells (egg and sperm cells) only have 30 chromosomes while the cattle's other cells have 60 chromosomes?

4. What is the role of detergent, alcohol, and salt in the extraction process?

an individual has th gentype DdTt with one chromosome containing the D and T alleles and the homologous chromosome cantaining the d and t alleles.

In order for an organism to be considered living, it must have ALL the characteristics of life. Being made of cells, displaying organization and reproduction all are characteristics of life. Select other characteristics from the options below. A.

Prior to modern DNA analysis, morphology (study of physical characteristics) was used to classify organisms. As a result of DNA analysis, some organisms were found to be misclassified. Why were they misclassified?

A scientist can choose appropriate methods to date Earth's rocks if he is creative biased punctual honest

The relationship between makor depression and dysthymic disorder is similar to the relationship between

A 13 year old growing 2 inches in 1 year mitosis or meiosis

Examples of obligate intracellular parasites that can only replicate inside a host are

Will mark brainliest! What are biotic factors? How can they affect the population dynamics? Give some examples.

Which organisms represent the most biomass in an ecosystem? 1) scavengers 2) secondary predators 3) herbivores 4) producers