Biology
Biology, 16.08.2019 09:10, hannahxmurphs

Need answer !
internal gestation followed by live birth is an evolutionary development most likely driven by which of the following?
a. the inability of eggs to acquire nutrients to grow complex animals.
b. environmental conditions caused eggs to over-absorb dangerous molecules from the environment.
c. the need to give birth and reproduce on dry land where eggs could dry out.
d. the threat of predators to eat eggs.

answer
Answers: 2

Other questions on the subject: Biology

image
Biology, 22.06.2019 01:30, Pizzapegasus1
Environmental impacts on evolution : mastery test
Answers: 3
image
Biology, 22.06.2019 01:30, ayoismeisalex
Which is an advantage of having memory cells when a pathogen is encountered for a second time. a) the memory cells are what proliferate into clones of cells in response to the binding of an antigen. b) memory cells are vital to the primary immune response in that they immediately recognize pathogens even at the first encounter. c) memory cells are essentially effector cells that are short lived and attack antigens even without having a receptor specific to that antigen. d) it ensures that more lymphocytes with a receptor specific to a particular antigen will be present than in a host that had never encountered that pathogen.
Answers: 1
image
Biology, 22.06.2019 03:00, keke0529
1. watermelon, papaya, oranges, bananas, and lemons are included in this food group. vitamin c 2. you need 6 or more servings of this food group each day vitamins d and a 3. found in fruit and keeps blood vessels healthy calcium 4. vitamins found in milk bread and grain 5. a mineral that strengthens bones fruit
Answers: 3
image
Biology, 22.06.2019 10:30, DKLDDD1720
Which statement best describes a typical difference that could be found between the “analysis” and “conclusion” sections of a lab report?
Answers: 1
Do you know the correct answer?
Need answer !
internal gestation followed by live birth is an evolutionary development most l...

Questions in other subjects: