Marigolds are found in red and yellow. But when a red and yellow marigolds are crossed, they result in an orange variety. What would the correct genotype for red be?

24. how are vaccines used to keep people healthy?

Fossils of ancestors of the modern horses show a small 4-toed almost dog-like browsing animal named eohippus over time the horses got larger lost toes and changed to a grazing diet what is the best explanation of why this change occurred

Ineed a little . why do you think there is a basic difference between the kinds of fertilization most common in aquatic and terrestrial animals?