How many chromosomes do most human cells contain?

A. 12 chromosomes

B. 23 chromosomes

C. 23 pairs of chromosomes

D. 46 pairs of chromosomes

Jacob was reading a book about fossils. He read that fish fossils are sometimes found at the top of high mountains. What can Jacob infer about the mountains? A) They are now underwater. B) They were once underwater. C) They moved across the land.

Is better healthcare a bane to the long-term survival of the human race?

Ecology focuses on how human activities affect an ecosystem and ways to mitigate resulting issues. Applied Population System

What systems contain the heart

Fungi reproduce both asexually and sexually. True or False

How do the orbits of the planets farther from the sun compare to the orbits of planets close to the sun?

Which of the following is an appropriate problem statement for a science experiment? A. What is the effect of microplastic on the digestion processes of small fish? B. The effect of microplastic on the gut of small fish is unknown to humans. C.

Which of the following is the adaptation that allows animals to survive in high altitudes which contains lower levels of oxygen A. Migration B. Higher levels of hemonoglobin C. Insulating feathers D. Higher body temperatures

What happens during the lysogenic cycle

As a seedling, the strangler fig and host tree have a relationship that is described as commensalism. Why is commensalism a good description for this relationship?