Explain how a zygote could end up with an extra chromosome.

A purple flower with an unknown genotype is crossed with a white flower how do you determine the genotype if hte purple flower if purple is dominant and white is recessive?

Which partly explains why the domestication of animals tended to increase the human food supply? Question 9 options: Domesticated animals provided food and labor for cultivation. Domesticated animals were playful companions.

How can an operation prevent foodborne illness from molds and yeasts? a. freeze food with molds and yeasts overnight. b. throw out food containing mold and yeast. c. food handlers should wash their hands before cooking food with molds and yeasts. d.

Organelle homeostasis food waste

Calvin ate a candy bar, which caused his body's blood glucose levels to become unbalanced. His body responded by initiating a feedback mechanism to return his body to homeostasis.

How is chemical weathering different from physical weathering? a. Physical weathering involves the movement of substances while chemical weathering does not. b.

Both astrology and astronomy study the stars. The major difference in the two is that 1. Astrology is a science that uses the scientific method. 2. Astronomy is based on opinions and beliefs 3.

When a hostname is configured through the cisco cli, which three naming conventions are part of the guidelines?

Identify the four postulates of natural selection. select all that apply. view available hint (s) select all that apply. individuals in a population all possess the same traits. some trait differences are heritable.

Select the kingdoms where all prokaryotes are classified. Archaea Animalia Eubacteria Plantae Fungi Protista Multi choice